diff --git a/.gitignore b/.gitignore
index b8be30d..45bb7a3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,6 @@
 .DS_Store
 tests/test_reliability
-tests/bloom
+tests/test_bloom
 nph
 docs
 for_reference
diff --git a/bindings/bindings.nim b/bindings/bindings.nim
index 98a19e9..23508bb 100644
--- a/bindings/bindings.nim
+++ b/bindings/bindings.nim
@@ -1,19 +1,10 @@
 import std/typetraits
-import system # for GC thread setup/teardown
-import chronos
-import results
+import system, chronos, results
 import ../src/[reliability, reliability_utils, message]
 
 type CReliabilityManagerHandle* = pointer
 
 type
-  # Callback Types (Imported from C Header)
-  CEventType* {.importc: "CEventType", header: "bindings.h", pure.} = enum
-    EVENT_MESSAGE_READY = 1
-    EVENT_MESSAGE_SENT = 2
-    EVENT_MISSING_DEPENDENCIES = 3
-    EVENT_PERIODIC_SYNC = 4
-
   CResult* {.importc: "CResult", header: "bindings.h", bycopy.} = object
     is_ok*: bool
     error_message*: cstring
@@ -34,30 +25,23 @@ type
 
 proc allocCString*(s: string): cstring {.inline, gcsafe.} =
   if s.len == 0:
-    echo "[Nim Binding][allocCString] Allocating empty string"
     return nil
   result = cast[cstring](allocShared(s.len + 1))
   copyMem(result, s.cstring, s.len + 1)
-  echo "[Nim Binding][allocCString] Allocated cstring at ",
-    cast[int](result), " for: ", s
 
 proc allocSeqByte*(s: seq[byte]): (pointer, csize_t) {.inline, gcsafe.} =
   if s.len == 0:
-    echo "[Nim Binding][allocSeqByte] Allocating empty seq[byte]"
     return (nil, 0)
   let len = s.len
   let bufferPtr = allocShared(len)
   if len > 0:
     copyMem(bufferPtr, cast[pointer](s[0].unsafeAddr), len.Natural)
-  echo "[Nim Binding][allocSeqByte] Allocated buffer at ",
-    cast[int](bufferPtr), " of length ", len
   return (bufferPtr, len.csize_t)
 
 proc allocSeqCString*(
     s: seq[string]
 ): (ptr cstring, csize_t) {.inline, gcsafe, cdecl.} =
   if s.len == 0:
-    echo "[Nim Binding][allocSeqCString] Allocating empty seq[string]"
     return (nil, 0)
   let count = s.len
   # Allocate memory for 'count' cstring pointers, cast to ptr UncheckedArray
@@ -65,33 +49,22 @@ proc allocSeqCString*(
   for i in 0 ..< count:
     # Allocate each string and store its pointer in the array using unchecked array indexing
     arrPtr[i] = allocCString(s[i])
-    echo "[Nim Binding][allocSeqCString] Allocated cstring for missingDep[",
-      i, "]: ", s[i], " at ", cast[int](arrPtr[i])
   # Return pointer to the first element, cast back to ptr cstring
-  echo "[Nim Binding][allocSeqCString] Allocated array at ",
-    cast[int](arrPtr), " with count ", count
   return (cast[ptr cstring](arrPtr), count.csize_t)
 
 proc freeCString*(cs: cstring) {.inline, gcsafe.} =
   if cs != nil:
-    echo "[Nim Binding][freeCString] Freeing cstring at ", cast[int](cs)
     deallocShared(cs)
 
 proc freeSeqByte*(bufferPtr: pointer) {.inline, gcsafe, cdecl.} =
   if bufferPtr != nil:
-    echo "[Nim Binding][freeSeqByte] Freeing buffer at ", cast[int](bufferPtr)
     deallocShared(bufferPtr)
 
-# Corrected to accept ptr cstring
 proc freeSeqCString*(arrPtr: ptr cstring, count: csize_t) {.inline, gcsafe, cdecl.} =
   if arrPtr != nil:
-    echo "[Nim Binding][freeSeqCString] Freeing array at ",
-      cast[int](arrPtr), " with count ", count
     # Cast to ptr UncheckedArray for proper iteration/indexing before freeing
     let arr = cast[ptr UncheckedArray[cstring]](arrPtr)
     for i in 0 ..< count:
-      echo "[Nim Binding][freeSeqCString] Freeing cstring[",
-        i, "] at ", cast[int](arr[i])
       freeCString(arr[i]) # Free each individual cstring
     deallocShared(arrPtr) # Free the array pointer itself
 
@@ -114,15 +87,13 @@ proc nimMessageReadyCallback(rm: ReliabilityManager, messageId: MessageID) {.gcs
   defer:
     tearDownForeignThreadGc() # Ensure teardown even if callback errors
 
-  echo "[Nim Binding] nimMessageReadyCallback called for: ", messageId
   let handle = cast[CReliabilityManagerHandle](rm) # Still use handle for C side
   let cb = rm.cCallback
 
   if cb == nil:
-    echo "[Nim Binding] No C callback stored in handle: ", cast[int](handle)
     return
 
-  # Pass handle, event type, and messageId (as data1), plus user_data
+  # Pass handle, event type, and messageId
   cb(handle, EVENT_MESSAGE_READY, cast[pointer](messageId.cstring), nil, 0)
 
 proc nimMessageSentCallback(rm: ReliabilityManager, messageId: MessageID) {.gcsafe.} =
@@ -130,12 +101,10 @@ proc nimMessageSentCallback(rm: ReliabilityManager, messageId: MessageID) {.gcsa
   defer:
     tearDownForeignThreadGc()
 
-  echo "[Nim Binding] nimMessageSentCallback called for: ", messageId
   let handle = cast[CReliabilityManagerHandle](rm)
   let cb = rm.cCallback
 
   if cb == nil:
-    echo "[Nim Binding] No C callback stored in handle: ", cast[int](handle)
     return
 
   cb(handle, EVENT_MESSAGE_SENT, cast[pointer](messageId.cstring), nil, 0)
@@ -147,13 +116,10 @@ proc nimMissingDependenciesCallback(
   defer:
     tearDownForeignThreadGc()
 
-  echo "[Nim Binding] nimMissingDependenciesCallback called for: ",
-    messageId, " with deps: ", $missingDeps
   let handle = cast[CReliabilityManagerHandle](rm)
   let cb = rm.cCallback
 
   if cb == nil:
-    echo "[Nim Binding] No C callback stored in handle: ", cast[int](handle)
     return
 
   # Prepare data for the callback
@@ -166,9 +132,6 @@ proc nimMissingDependenciesCallback(
       cDepsNim[i] = dep.cstring # Nim GC manages these cstrings via the seq
     cDepsPtr = cast[ptr cstring](cDepsNim[0].addr)
     cDepsCount = missingDeps.len.csize_t
-    # Ensure cDepsNim stays alive during the call if cDepsPtr points into it
-    # Using allocSeqCString might be safer if Go needs to hold onto the data.
-    # For now, assuming Go copies the data immediately during the callback.
 
   cb(
     handle,
@@ -183,24 +146,21 @@ proc nimPeriodicSyncCallback(rm: ReliabilityManager) {.gcsafe.} =
   defer:
     tearDownForeignThreadGc()
 
-  echo "[Nim Binding] nimPeriodicSyncCallback called"
   let handle = cast[CReliabilityManagerHandle](rm)
   let cb = rm.cCallback
 
   if cb == nil:
-    echo "[Nim Binding] No C callback stored in handle: ", cast[int](handle)
     return
 
   cb(handle, EVENT_PERIODIC_SYNC, nil, nil, 0)
 
-# --- Exported C Functions - Using Opaque Pointer ---
+# --- Exported C Functions ---
 
 proc NewReliabilityManager*(
     channelIdCStr: cstring
 ): CReliabilityManagerHandle {.exportc, dynlib, cdecl, gcsafe.} =
   let channelId = $channelIdCStr
   if channelId.len == 0:
-    echo "Error creating ReliabilityManager: Channel ID cannot be empty"
     return nil # Return nil pointer
   let rmResult = newReliabilityManager(channelId)
   if rmResult.isOk:
@@ -221,28 +181,19 @@ proc NewReliabilityManager*(
     GC_ref(rm) # Prevent GC from moving the object while Go holds the handle
     return handle
   else:
-    echo "Error creating ReliabilityManager: ", rmResult.error
-    return nil # Return nil pointer
+    return nil
 
 proc CleanupReliabilityManager*(
     handle: CReliabilityManagerHandle
 ) {.exportc, dynlib, cdecl.} =
   let handlePtr = handle
-  echo "[Nim Binding][Cleanup] Called with handle: ", cast[int](handlePtr)
   if handlePtr != nil:
-    # Go side should handle removing the handle from its registry.
-    # We just need to unref the Nim object.
-
     # Cast opaque pointer back to Nim ref type
     let rm = cast[ReliabilityManager](handlePtr)
-    echo "[Nim Binding][Cleanup] Calling Nim core cleanup for handle: ",
-      cast[int](handlePtr)
     cleanup(rm)
-    echo "[Nim Binding][Cleanup] Calling GC_unref for handle: ", cast[int](handlePtr)
     GC_unref(rm) # Allow GC to collect the object now that Go is done
-    echo "[Nim Binding][Cleanup] GC_unref returned for handle: ", cast[int](handlePtr)
   else:
-    echo "[Nim Binding][Cleanup] Warning: CleanupReliabilityManager called with NULL handle"
+    discard
 
 proc ResetReliabilityManager*(
     handle: CReliabilityManagerHandle
@@ -250,33 +201,28 @@ proc ResetReliabilityManager*(
   if handle == nil:
     return toCResultErrStr("ReliabilityManager handle is NULL")
   let rm = cast[ReliabilityManager](handle)
-  let result = resetReliabilityManager(rm)
-  if result.isOk:
+  let opResult = resetReliabilityManager(rm)
+  if opResult.isOk:
     return toCResultOk()
   else:
-    return toCResultErr(result.error)
+    return toCResultErr(opResult.error)
 
 proc WrapOutgoingMessage*(
     handle: CReliabilityManagerHandle,
     messageC: pointer,
     messageLen: csize_t,
     messageIdCStr: cstring,
-): CWrapResult {.exportc, dynlib, cdecl.} = # Keep non-gcsafe
-  echo "[Nim Binding][WrapOutgoingMessage] Called with handle=",
-    cast[int](handle), " messageLen=", messageLen, " messageId=", $messageIdCStr
+): CWrapResult {.exportc, dynlib, cdecl.} =
   if handle == nil:
-    echo "[Nim Binding][WrapOutgoingMessage] Error: handle is nil"
     return
       CWrapResult(base_result: toCResultErrStr("ReliabilityManager handle is NULL"))
   let rm = cast[ReliabilityManager](handle)
 
   if messageC == nil and messageLen > 0:
-    echo "[Nim Binding][WrapOutgoingMessage] Error: message pointer is NULL but length > 0"
     return CWrapResult(
       base_result: toCResultErrStr("Message pointer is NULL but length > 0")
     )
   if messageIdCStr == nil:
-    echo "[Nim Binding][WrapOutgoingMessage] Error: messageId pointer is NULL"
     return CWrapResult(base_result: toCResultErrStr("Message ID pointer is NULL"))
 
   let messageId = $messageIdCStr
@@ -290,28 +236,21 @@ proc WrapOutgoingMessage*(
   let wrapResult = wrapOutgoingMessage(rm, messageNim, messageId)
   if wrapResult.isOk:
     let (wrappedDataPtr, wrappedDataLen) = allocSeqByte(wrapResult.get())
-    echo "[Nim Binding][WrapOutgoingMessage] Returning wrapped message at ",
-      cast[int](wrappedDataPtr), " len=", wrappedDataLen
     return CWrapResult(
       base_result: toCResultOk(), message: wrappedDataPtr, message_len: wrappedDataLen
     )
   else:
-    echo "[Nim Binding][WrapOutgoingMessage] Error: ", $wrapResult.error
     return CWrapResult(base_result: toCResultErr(wrapResult.error))
 
 proc UnwrapReceivedMessage*(
     handle: CReliabilityManagerHandle, messageC: pointer, messageLen: csize_t
 ): CUnwrapResult {.exportc, dynlib, cdecl.} =
-  echo "[Nim Binding][UnwrapReceivedMessage] Called with handle=",
-    cast[int](handle), " messageLen=", messageLen
   if handle == nil:
-    echo "[Nim Binding][UnwrapReceivedMessage] Error: handle is nil"
     return
       CUnwrapResult(base_result: toCResultErrStr("ReliabilityManager handle is NULL"))
   let rm = cast[ReliabilityManager](handle)
 
   if messageC == nil and messageLen > 0:
-    echo "[Nim Binding][UnwrapReceivedMessage] Error: message pointer is NULL but length > 0"
     return CUnwrapResult(
       base_result: toCResultErrStr("Message pointer is NULL but length > 0")
     )
@@ -328,14 +267,6 @@ proc UnwrapReceivedMessage*(
     let (unwrappedContent, missingDepsNim) = unwrapResult.get()
     let (contentPtr, contentLen) = allocSeqByte(unwrappedContent)
     let (depsPtr, depsCount) = allocSeqCString(missingDepsNim)
-    echo "[Nim Binding][UnwrapReceivedMessage] Returning content at ",
-      cast[int](contentPtr),
-      " len=",
-      contentLen,
-      " missingDepsPtr=",
-      cast[int](depsPtr),
-      " count=",
-      depsCount
     return CUnwrapResult(
       base_result: toCResultOk(),
       message: contentPtr,
@@ -344,44 +275,33 @@ proc UnwrapReceivedMessage*(
       missing_deps_count: depsCount,
     )
   else:
-    echo "[Nim Binding][UnwrapReceivedMessage] Error: ", $unwrapResult.error
     return CUnwrapResult(base_result: toCResultErr(unwrapResult.error))
 
 proc MarkDependenciesMet*(
     handle: CReliabilityManagerHandle, messageIDsC: ptr cstring, count: csize_t
 ): CResult {.exportc, dynlib, cdecl.} =
-  echo "[Nim Binding][MarkDependenciesMet] Called with handle=",
-    cast[int](handle), " count=", count
   if handle == nil:
-    echo "[Nim Binding][MarkDependenciesMet] Error: handle is nil"
     return toCResultErrStr("ReliabilityManager handle is NULL")
   let rm = cast[ReliabilityManager](handle)
 
   if messageIDsC == nil and count > 0:
-    echo "[Nim Binding][MarkDependenciesMet] Error: messageIDs pointer is NULL but count > 0"
     return toCResultErrStr("MessageIDs pointer is NULL but count > 0")
 
   var messageIDsNim = newSeq[string](count)
   # Cast to ptr UncheckedArray for indexing
   let messageIDsCArray = cast[ptr UncheckedArray[cstring]](messageIDsC)
   for i in 0 ..< count:
-    let currentCStr = messageIDsCArray[i] # Use unchecked array indexing
+    let currentCStr = messageIDsCArray[i]
     if currentCStr != nil:
       messageIDsNim[i] = $currentCStr
-      echo "[Nim Binding][MarkDependenciesMet] messageID[",
-        i, "] = ", messageIDsNim[i], " at ", cast[int](currentCStr)
     else:
-      echo "[Nim Binding][MarkDependenciesMet] NULL message ID found in array at index ",
-        i
       return toCResultErrStr("NULL message ID found in array")
 
-  let result = markDependenciesMet(rm, messageIDsNim)
-  if result.isOk:
-    echo "[Nim Binding][MarkDependenciesMet] Success"
+  let opResult = markDependenciesMet(rm, messageIDsNim)
+  if opResult.isOk:
     return toCResultOk()
   else:
-    echo "[Nim Binding][MarkDependenciesMet] Error: ", $result.error
-    return toCResultErr(result.error)
+    return toCResultErr(opResult.error)
 
 proc RegisterCallback*(
     handle: CReliabilityManagerHandle,
@@ -389,16 +309,13 @@ proc RegisterCallback*(
     cUserDataPtr: pointer,
 ) {.exportc, dynlib, cdecl, gcsafe.} =
   if handle == nil:
-    echo "[Nim Binding][RegisterCallback] Error: handle is NULL"
     return
   let rm = cast[ReliabilityManager](handle)
   rm.cCallback = cEventCallback
-  rm.cUserData = cUserDataPtr # Store user data pointer
-  echo "[Nim Binding] Stored C callback and user data for handle: ", cast[int](handle)
+  rm.cUserData = cUserDataPtr
 
 proc StartPeriodicTasks*(handle: CReliabilityManagerHandle) {.exportc, dynlib, cdecl.} =
   if handle == nil:
-    echo "Error: Cannot start periodic tasks: NULL ReliabilityManager handle"
     return
   let rm = cast[ReliabilityManager](handle)
   startPeriodicTasks(rm)
diff --git a/bindings/generated/libbindings.dylib b/bindings/generated/libbindings.dylib
deleted file mode 100755
index 2c076e1..0000000
Binary files a/bindings/generated/libbindings.dylib and /dev/null differ
diff --git a/bindings/generated/libsds.dylib b/bindings/generated/libsds.dylib
new file mode 100755
index 0000000..564ccae
Binary files /dev/null and b/bindings/generated/libsds.dylib differ
diff --git a/bindings/generated/libsds.dylib.arm b/bindings/generated/libsds.dylib.arm
new file mode 100755
index 0000000..c700e75
Binary files /dev/null and b/bindings/generated/libsds.dylib.arm differ
diff --git a/bindings/generated/libsds.dylib.x64 b/bindings/generated/libsds.dylib.x64
new file mode 100755
index 0000000..5d89bdc
Binary files /dev/null and b/bindings/generated/libsds.dylib.x64 differ
diff --git a/reliability.nimble b/reliability.nimble
index dcb705e..ca4398e 100644
--- a/reliability.nimble
+++ b/reliability.nimble
@@ -17,8 +17,8 @@ task test, "Run the test suite":
 
 task bindings, "Generate bindings":
   proc compile(libName: string, flags = "") =
-    exec "nim c -f " & flags & " -d:release --app:lib --mm:arc --tlsEmulation:off --out:" &
-      libName & " --outdir:bindings/generated bindings/bindings.nim"
+    exec "nim c -f " & flags & " -d:release --app:lib --mm:refc --out:" & libName &
+      " --outdir:bindings/generated bindings/bindings.nim"
 
   # Create required directories
   mkDir "bindings/generated"
diff --git a/sds_wrapper.go b/sds_wrapper.go
index b1095a4..0fd002a 100644
--- a/sds_wrapper.go
+++ b/sds_wrapper.go
@@ -2,7 +2,7 @@ package main
 
 /*
 #cgo CFLAGS: -I${SRCDIR}/bindings
-#cgo LDFLAGS: -L${SRCDIR}/bindings/generated -lbindings
+#cgo LDFLAGS: -L${SRCDIR}/bindings/generated -lsds
 #cgo LDFLAGS: -Wl,-rpath,${SRCDIR}/bindings/generated
 
 #include <stdlib.h> // For C.free
@@ -41,7 +41,7 @@ type Callbacks struct {
 	OnPeriodicSync        func()
 }
 
-// Global map to store callbacks associated with handles
+// Global map to store callbacks associated with handles (needed for Go relay)
 var (
 	callbackRegistry = make(map[ReliabilityManagerHandle]*Callbacks)
 	registryMutex    sync.RWMutex
@@ -56,7 +56,6 @@ func NewReliabilityManager(channelId string) (ReliabilityManagerHandle, error) {
 
 	handle := C.NewReliabilityManager(cChannelId)
 	if handle == nil {
-		// Note: Nim side currently just prints to stdout on creation failure
 		return nil, errors.New("failed to create ReliabilityManager (check Nim logs/stdout)")
 	}
 	return ReliabilityManagerHandle(handle), nil
@@ -64,14 +63,14 @@ func NewReliabilityManager(channelId string) (ReliabilityManagerHandle, error) {
 
 // CleanupReliabilityManager frees the resources associated with the handle
 func CleanupReliabilityManager(handle ReliabilityManagerHandle) {
-	fmt.Printf("Go: CleanupReliabilityManager called for handle %p\n", handle) // Log entry
 	if handle == nil {
-		fmt.Println("Go: CleanupReliabilityManager: handle is nil, returning.")
 		return
 	}
-	fmt.Printf("Go: CleanupReliabilityManager: Calling C.CleanupReliabilityManager for handle %p\n", handle)
+	// Remove from Go registry first
+	registryMutex.Lock()
+	delete(callbackRegistry, handle)
+	registryMutex.Unlock()
 	C.CleanupReliabilityManager(unsafe.Pointer(handle))
-	fmt.Printf("Go: CleanupReliabilityManager: C.CleanupReliabilityManager returned for handle %p\n", handle) // Log exit
 }
 
 // ResetReliabilityManager resets the state of the manager
@@ -240,7 +239,6 @@ func globalCallbackRelay(handle unsafe.Pointer, eventType C.CEventType, data1 un
 	registryMutex.RUnlock()
 
 	if !ok || callbacks == nil {
-		fmt.Printf("Go: globalCallbackRelay: No callbacks registered for handle %v\n", goHandle)
 		return
 	}
 
diff --git a/sds_wrapper_test.go b/sds_wrapper_test.go
index 8899a12..388df5b 100644
--- a/sds_wrapper_test.go
+++ b/sds_wrapper_test.go
@@ -1,6 +1,5 @@
 package main
 import (
-	"fmt"
 	"sync"
 	"testing"
 	"time"
@@ -32,14 +31,12 @@ func TestHandleUniqueness(t *testing.T) {
 		t.Fatalf("NewReliabilityManager (1) failed: %v", err1)
 	}
 	defer CleanupReliabilityManager(handle1)
-	t.Logf("Handle 1: %p", handle1)
 
 	handle2, err2 := NewReliabilityManager(channelID)
 	if err2 != nil || handle2 == nil {
 		t.Fatalf("NewReliabilityManager (2) failed: %v", err2)
 	}
 	defer CleanupReliabilityManager(handle2)
-	t.Logf("Handle 2: %p", handle2)
 
 	if handle1 == handle2 {
 		t.Errorf("Expected unique handles, but both are %p", handle1)
@@ -166,14 +163,11 @@ func TestCallback_OnMessageReady(t *testing.T) {
 
 	callbacks := Callbacks{
 		OnMessageReady: func(messageId MessageID) {
-			fmt.Printf("Test_OnMessageReady: Received: %s\n", messageId)
 			// Non-blocking send to channel
 			select {
 			case readyChan <- messageId:
-				fmt.Printf("Test_OnMessageReady: Sent '%s' to readyChan\n", messageId) // Log after send
 			default:
 				// Avoid blocking if channel is full or test already timed out
-				fmt.Printf("Test_OnMessageReady: Warning - readyChan buffer full or test finished for %s\n", messageId)
 			}
 		},
 	}
@@ -189,14 +183,12 @@ func TestCallback_OnMessageReady(t *testing.T) {
 	msgID := MessageID("cb-ready-1")
 
 	// Wrap on sender
-	t.Logf("Test_OnMessageReady: Wrapping message with handleSender: %p", handleSender) // Log sender handle
 	wrappedMsg, err := WrapOutgoingMessage(handleSender, payload, msgID)
 	if err != nil {
 		t.Fatalf("WrapOutgoingMessage failed: %v", err)
 	}
 
 	// Unwrap on receiver
-	t.Logf("Test_OnMessageReady: Unwrapping message with handleReceiver: %p", handleReceiver) // Log receiver handle
 	_, _, err = UnwrapReceivedMessage(handleReceiver, wrappedMsg)
 	if err != nil {
 		t.Fatalf("UnwrapReceivedMessage failed: %v", err)
@@ -240,7 +232,6 @@ func TestCallback_OnMessageSent(t *testing.T) {
 
 	callbacks := Callbacks{
 		OnMessageSent: func(messageId MessageID) {
-			fmt.Printf("Test_OnMessageSent: Received: %s\n", messageId)
 			cbMutex.Lock()
 			sentCalled = true
 			sentMsgID = messageId
@@ -328,7 +319,6 @@ func TestCallback_OnMissingDependencies(t *testing.T) {
 
 	callbacks := Callbacks{
 		OnMissingDependencies: func(messageId MessageID, missingDeps []MessageID) {
-			fmt.Printf("Test_OnMissingDependencies: Received for %s: %v\n", messageId, missingDeps)
 			cbMutex.Lock()
 			missingCalled = true
 			missingMsgID = messageId
@@ -354,7 +344,6 @@ func TestCallback_OnMissingDependencies(t *testing.T) {
 	if err != nil {
 		t.Fatalf("WrapOutgoingMessage (1) on sender failed: %v", err)
 	}
-	// _, _, err = UnwrapReceivedMessage(handleSender, wrappedMsg1) // No need to unwrap on sender
 
 	// 2. Sender sends msg2 (depends on msg1)
 	payload2 := []byte("missing test 2")
@@ -410,7 +399,6 @@ func TestCallback_OnPeriodicSync(t *testing.T) {
 
 	callbacks := Callbacks{
 		OnPeriodicSync: func() {
-			fmt.Println("Test_OnPeriodicSync: Received")
 			cbMutex.Lock()
 			if !syncCalled { // Only signal the first time
 				syncCalled = true
@@ -433,8 +421,6 @@ func TestCallback_OnPeriodicSync(t *testing.T) {
 
 	// --- Verification ---
 	// Wait for the periodic sync callback with a timeout (needs to be longer than sync interval)
-	// Default sync interval is 30s, which is too long for a unit test.
-	// We rely on the periodic tasks starting quickly and triggering the callback soon.
 	select {
 	case <-syncChan:
 		// Success
diff --git a/src/reliability.nim b/src/reliability.nim
index 31d2016..93acd2e 100644
--- a/src/reliability.nim
+++ b/src/reliability.nim
@@ -60,15 +60,8 @@ proc reviewAckStatus(rm: ReliabilityManager, msg: Message) =
         logError("Failed to deserialize bloom filter")
 
     if acknowledged:
-      echo "[Nim Core] reviewAckStatus: Message acknowledged: ",
-        outMsg.message.messageId
       if rm.onMessageSent != nil:
-        echo "[Nim Core] reviewAckStatus: Calling onMessageSent for: ",
-          outMsg.message.messageId
         rm.onMessageSent(rm, outMsg.message.messageId) # Pass rm
-      else:
-        echo "[Nim Core] reviewAckStatus: rm.onMessageSent is nil, cannot call callback for: ",
-          outMsg.message.messageId
       rm.outgoingBuffer.delete(i)
     else:
       inc i
@@ -158,14 +151,8 @@ proc processIncomingBuffer(rm: ReliabilityManager) =
       for msg in rm.incomingBuffer:
         if msg.messageId == msgId:
           rm.addToHistory(msg.messageId)
-          echo "[Nim Core] processIncomingBuffer: Message ready: ", msg.messageId
           if rm.onMessageReady != nil:
-            echo "[Nim Core] processIncomingBuffer: Calling onMessageReady for: ",
-              msg.messageId
-            rm.onMessageReady(rm, msg.messageId) # Pass rm
-          else:
-            echo "[Nim Core] processIncomingBuffer: rm.onMessageReady is nil, cannot call callback for: ",
-              msg.messageId
+            rm.onMessageReady(rm, msg.messageId)
           processed.incl(msgId)
           # Add any dependent messages that might now be ready
           if msgId in dependencies:
@@ -197,11 +184,10 @@ proc unwrapReceivedMessage*(
 
     let msg = msgResult.get
     if rm.bloomFilter.contains(msg.messageId):
-      echo "[Nim Core] unwrapReceivedMessage: Duplicate message detected (in bloom filter): ",
-        msg.messageId # Add this log
+      # Duplicate message detected
       return ok((msg.content, @[]))
 
-    rm.bloomFilter.add(msg.messageId) # Add to receiver's bloom filter
+    rm.bloomFilter.add(msg.messageId)
 
     # Update Lamport timestamp
     rm.updateLamportTimestamp(msg.lamportTimestamp)
@@ -228,36 +214,13 @@ proc unwrapReceivedMessage*(
         rm.addToHistory(msg.messageId)
         rm.processIncomingBuffer() # This might trigger onMessageReady internally
         # If processIncomingBuffer didn't handle it (e.g., buffer was empty), handle it now.
-        # We know deps are met, so it should be ready.
-        # NOTE: Need to ensure addToHistory isn't called twice if processIncomingBuffer also adds it.
-        # Let's assume processIncomingBuffer handles adding to history if it processes the message.
-        # We only call the callback here if it wasn't handled by processIncomingBuffer.
-        # A more robust check would involve seeing if msgId was added to 'processed' set in processIncomingBuffer,
-        # but let's try simply calling the callback if the condition is met.
-        # We already added to history on line 222.
-        echo "[Nim Core] unwrapReceivedMessage: Message ready (direct): ", msg.messageId
-        # rm.addToHistory(msg.messageId) # Removed potential duplicate add
         if rm.onMessageReady != nil:
-          echo "[Nim Core] unwrapReceivedMessage: Calling onMessageReady for: ",
-            msg.messageId
-          rm.onMessageReady(rm, msg.messageId) # Pass rm
-        else:
-          echo "[Nim Core] unwrapReceivedMessage: rm.onMessageReady is nil, cannot call callback for: ",
-            msg.messageId
+          rm.onMessageReady(rm, msg.messageId)
     else:
       # Buffer message and request missing dependencies
-      echo "[Nim Core] unwrapReceivedMessage: Buffering message due to missing deps: ",
-        msg.messageId
       rm.incomingBuffer.add(msg)
-      echo "[Nim Core] unwrapReceivedMessage: Checking onMissingDependencies callback for: ",
-        msg.messageId
       if rm.onMissingDependencies != nil:
-        echo "[Nim Core] unwrapReceivedMessage: Calling onMissingDependencies for: ",
-          msg.messageId
-        rm.onMissingDependencies(rm, msg.messageId, missingDeps) # Pass rm
-      else:
-        echo "[Nim Core] unwrapReceivedMessage: rm.onMissingDependencies is nil, cannot call callback for: ",
-          msg.messageId
+        rm.onMissingDependencies(rm, msg.messageId, missingDeps)
 
     return ok((msg.content, missingDeps))
   except:
@@ -279,7 +242,6 @@ proc markDependenciesMet*(
       if not rm.bloomFilter.contains(msgId):
         rm.bloomFilter.add(msgId)
         # rm.addToHistory(msgId) -- not needed as this proc usually called when msg in long-term storage of application?
-    echo "[Nim Core] markDependenciesMet: Calling processIncomingBuffer after marking deps"
     rm.processIncomingBuffer()
 
     return ok()
@@ -289,14 +251,12 @@ proc markDependenciesMet*(
 proc setCallbacks*(
     rm: ReliabilityManager,
     onMessageReady: proc(rm: ReliabilityManager, messageId: MessageID) {.gcsafe.},
-      # Add rm
     onMessageSent: proc(rm: ReliabilityManager, messageId: MessageID) {.gcsafe.},
-      # Add rm
     onMissingDependencies: proc(
       rm: ReliabilityManager, messageId: MessageID, missingDeps: seq[MessageID]
-    ) {.gcsafe.}, # Add rm
+    ) {.gcsafe.},
     onPeriodicSync: proc(rm: ReliabilityManager) {.gcsafe.} = nil,
-) = # Add rm, make type explicit
+) =
   ## Sets the callback functions for various events in the ReliabilityManager.
   ##
   ## Parameters:
@@ -329,14 +289,8 @@ proc checkUnacknowledgedMessages*(rm: ReliabilityManager) {.raises: [].} =
           else:
             if rm.onMessageSent != nil:
               # Assuming message timeout means it's considered "sent" or "failed"
-              echo "[Nim Core] checkUnacknowledgedMessages: Calling onMessageSent for timed out message: ",
-                unackMsg.message.messageId
-              rm.onMessageSent(rm, unackMsg.message.messageId) # Pass rm
-            else:
-              echo "[Nim Core] checkUnacknowledgedMessages: rm.onMessageSent is nil for timed out message: ",
-                unackMsg.message.messageId
+              rm.onMessageSent(rm, unackMsg.message.messageId)
         else:
-          # Dedent this else to match `if elapsed > rm.config.resendInterval:` (line 296)
           newOutgoingBuffer.add(unackMsg)
 
       rm.outgoingBuffer = newOutgoingBuffer
@@ -360,12 +314,8 @@ proc periodicSyncMessage(rm: ReliabilityManager) {.async: (raises: [CancelledErr
   while true:
     {.gcsafe.}:
       try:
-        echo "[Nim Core] periodicSyncMessage: Checking onPeriodicSync callback"
         if rm.onPeriodicSync != nil:
-          echo "[Nim Core] periodicSyncMessage: Calling onPeriodicSync"
           rm.onPeriodicSync(rm) # Pass rm
-        else:
-          echo "[Nim Core] periodicSyncMessage: rm.onPeriodicSync is nil"
       except Exception as e:
         logError("Error in periodic sync: " & e.msg)
     await sleepAsync(chronos.seconds(rm.config.syncMessageInterval.inSeconds))
diff --git a/src/reliability_utils.nim b/src/reliability_utils.nim
index eab5056..9d1cfb6 100644
--- a/src/reliability_utils.nim
+++ b/src/reliability_utils.nim
@@ -19,7 +19,6 @@ type
     data2: pointer,
     data3: csize_t,
   ) {.cdecl, gcsafe.}
-
   PeriodicSyncCallback* = proc() {.gcsafe, raises: [].} # This is the Nim internal type
 
   ReliabilityConfig* = object
@@ -42,15 +41,13 @@ type
     channelId*: string
     config*: ReliabilityConfig
     lock*: Lock
-    # Nim internal callbacks (assigned in bindings/bindings.nim)
+    # Nim internal callbacks (assigned in bindings)
     onMessageReady*: proc(rm: ReliabilityManager, messageId: MessageID) {.gcsafe.}
-      # Pass rm
     onMessageSent*: proc(rm: ReliabilityManager, messageId: MessageID) {.gcsafe.}
-      # Pass rm
     onMissingDependencies*: proc(
       rm: ReliabilityManager, messageId: MessageID, missingDeps: seq[MessageID]
-    ) {.gcsafe.} # Pass rm
-    onPeriodicSync*: proc(rm: ReliabilityManager) {.gcsafe.} # Pass rm
+    ) {.gcsafe.}
+    onPeriodicSync*: proc(rm: ReliabilityManager) {.gcsafe.}
 
     # C callback info (set via RegisterCallback)
     cCallback*: CEventCallback