7iX0Q}cppA#1s*DXmVsG6KKg~pnYn(CjaAV`8)-;GkPBlip3pAuBpDWA;j
znNlOn&B=*ROH;+KXlqmBJZ!;^?-Bvn2_t1DCdxei^!4k_t!ytD0?Zy9y}fOp6fAI#
z$%rO^1t-yBa+Rka<>wMnhZG4z1z89Y7ORsqG&ER#|8(R-ZtfgqtBmLV1`Q1j0i|^S
z)?&dK%kKNlrr|m>N1n=74%(R)7ED1|IV{}M6N~fk+c$3#nGDIvI4Sq%I2?4ILa^zF
z0Xk58plY2obLP8~Y)j#6f&t6o{?qOIAC5)K^p0GKsuMUjGD1<oe|<}_
zSNrS-;!{(P0G3ctQYsh+NkokdBZF+uC{={6A75%|X}N@Rf;1!)(*Rf8)XBc8Y!i>z
zNGr-DvSH5D*1)qz$Em5$CAdeMT3sO{<@6V3Vr6B;9K$ROZ{O1F0`05_Yaj6YD+C@K
z=)Y7Feo$=w%?r=;cCfX1zfQ`omtwsZohPug=ck03Tl5tiN9g9<4tf4ugkzZ1_D@CU
zk1O}3w4oE}xNYXxIMs!oKu`tSOdNc?mAQ(FN*ov*041QYT9m9Ne@KI~rKqR~Qb28U
zv%H&|q&qF?2a|U8$*xRn$6^MMHgsH9lNLVy4S~lBR6r>PcLQC^iedsd2@ETO=T7MF
zw3TM@Wx6-8nN#)k^%)ieCGPH~ATT&Pivh^NJYg6msk+{KhTaM2=+;_iDHZ|)*)Y=e
z@bECg9Y|e5NeP2dbL_J;DQI6|aC{U1WEvT9{6>=z8$A18@&d6b*U+B4@}-9v`KjsY
zz5o~_&)$D9J1G5JCHWT0<1T9Nu<$dD$r%{1LMP!95jkAg7X&bWVQHyi=z&yvXF_o?
z{jp=m9EJmhgTupd2jzN=1!*vRAHb?b@nSgnv47E5y4}AR3mTi6ep*=(Id$q(;vfwT
z%>@k&s*=qmO`ywq%hP?JH(??6wU&91yr;8dFSj>RbfmDh)S1rG5cNCFh=X*55iZ)3
zFCo*1`qJPMbf)XnR0qdkvMev7GUb^BJyc}72-@94<;|GZM7@25ls%mhM
z3DzRfMIws7W%8gvj`aQ=b+4lsC4-D!y4)-f7ZrVcoa<)UFuLqs4hsly7#!cy*LT{5
zTT@Fb0BZiY<w{UTB5xs{?4u}D8??>L=LjWQ&x=mp?
z4+{HSkpMLODYYG>9j8I-;?~S1WI%EJv~ISUeCe|Ef?VPL*LTvEmi%wtzC|x~>I|3T
zF&=V{L#B4zOUggLt0jT52-MJ|aA0dG4=Q!Y*X_B8Qb6E3Et_n47NgT7Lc%j8>pZUW
zQ3DD+TjQ7ALNPcyu6w`B64vH}r(?PB^XjLX8c-f8Oob}PZQyT^DVh2CTP-X_=rV4<
z{|FCB9Qz0&54rTihYw%BeH-?5bGDKs3;E(N(0s@$|G{7xl8uc`cm79XZGC;{1zZGB
zs@AqPPjJvC`-^Gax9yphX9iG@ALEyfX_q*kqa&7Y8H*k7O21R+1BVlI5)2^(6`?EF
zjCO0KM)DQ(bg5Z)6$ORh>4?2WL}bH!>V_xu(Fa
zEm!C5&1HmpY%BwK;=>6ji3?_Cr|0J85~s9yC{t#!MrT)Onk
z{IZIQR7!jK-RyX{&Lol>d>{%T2ECpv=pztR?3gTo7m36yLG8cdd@%h&bL~awGzx4u
zd(G{4ri?5DBJfOIyPPY%$dgMwjR|B}Slksbl#qu=6b5vQI@}3!4^DAQ{Kb?3~X%3y}Z0M^33V`-L_p8mX|@A0xuX_HRTwFq(P-3
zW^$0q&CO-`CxO7$?p&v@4G*W-_0kTLh%X!kpEHQ=oabrHTwP~py2{E*z85MEKVBFm
z)_nVmpoQ2%J{)g50rF%#6nij4d5agwfFs}{q+dEE8{oOaJ?VWo76Z2ofq-+y3i2tm
z8$>d3EinIcB(=Khisl3LeT=5&JX#;!pFgM4DsiS(PuH$mTbw|58K975@2aJ;YYxOD
zYXd{WLzl%D$)TiV-s?Cu*_|!_I13c;Lm&)F0uBle3GpZ?kwBCKUjWIDdowg2%uKli
z{z2Q*6a-mWS+k#xU6y*=p+8(52r?oPgtoEYl8|xq{mwL5X=x7|r@8bDS{j<8;E{uE
z2?d5mJx%LHt97&CB;vuZFPu<2O;lsuwjPSD{Y+?Et3$pB3&XhM0RNgyq_F08rzqLi
zyRq8rR{g8vEwsMF+1&vk?wg1SpT~_9KQJ<`3xVh#bKbsb4Gm4{^y$;qA}shnHdg1m
zO5I8q5@I8CT&dkwDj6vrUat>-`t(sn#RcHy<>qv`8@;Uw@D-f3;XJCqYHFMl2Uq2kCNOzXQBm_X%UxA3
zq{K-f@j3v00D84eP2pQkLSb=+2jU+K{)w2Fm^1kGU@U{@20f@E@|R==P2e_j!(w~-
zzz36K3{I2$Cg@Qo$xiD{t#rzv74>h91EWFbrx78qcMJozPHXYbw`RpNpd5xkf!5eK
z9OZXG5jrIlK_GBm!1~;E1Hf2@gi8>EIDViHqh46o?t4i&yH&ikMKHf2l
zk|KXKuhilU8y>8TqKp!(nqY!%bihHI{I@{nKjejQ)f5A;!G1YltAT&?3k_E>3q_PW
zefO-eFe?X#(O1+!f$cC=;fl&iJ%JYwAT(i8v;BKDve&7uv2NsHuv1K34@fu6
zoSa8MX9MHo=giDYtCvk2`*RY!Aw~QYCSq
zL<`Vvs0`(0We6eDF8ARYlrnO4xpbQz&?NK~PIp@7@X%1t@^a~}DZ59$z6p7G!h>gv
z)xUsM@UK7zD>rY)2m2E`WtjIBnAEt>*
zkC;yC!UZfLi~fLj@3=X6pe0{XSLZNWuOyLF*qcS^u61=tEE&cRrwJIvDL5@?a9OYs
zz2?GD6CQ)21M2wm#=9ahP3|>LUdG#7o3CHLp4H5AUbO;gxpWbrb;20X38`3F
zyKo?b{0O7-tjE9&zU*#pGbg|erJ(RlIO8~NfoEE@^zD9IE|36OK;)58Q6bNs;S5$U
z6T;bhh>&t~DUY
z^xtKg8#j#iZ#2cdmERHE-oAe?tF0YtQ`#_E0Z|`pZR@{|eXcfywJYln0)X6@XdC!F
zMzIfZ%K~SHsz6A}%cBHHriAnmynF5$BbR0hI9;8s&!3
znIWL#FcxDU92*`lawQlLZmD$jR)MYqJ=hPzE(;HA()02(STDX$>bHNmuo%4)fMe9rdO~$
z*p~)6EwDV$zo4vO%nt^)4Rk6=@F?p5d>9RiO&LHZd`AQC`00k|c&m@$>ToKzr_cH5KHF
zo!0sHoP~uH&zI2X=zzcJhSt_+Kr%|!^6~MZaJpxLQQdYgg*S0+l~#b9fm9*|1;v`I
ziLGspj-Q>K9nTUE3#byhJ2%IB>u`^GUP4Zetz3iuF^((R+B}8erm|ur#H#gyh1DX@
zU$ievhD`E$C=Gc!9_^Ql)baDd*QzE)6i#z;q6u0P6B9M@RV_?^jEpE`)}gvB0PgQj
zK<%1TlXp{76X$Tdu-NeT?{{r)w6DipcC}#u4G5waPtUXMUmt-^?R&*~6V`w}vIf*g-)YRJk
z@ygF%lan%_P=MwLVg`kiNZ!GMf*N`G{(UZd0)ix+Ke)shkkC8<9AUy#*P$~o1H6pS
z$T%vOa23A>WYpl*i2Hkx3p2f2u=_1vzvAwq*-~B52>bw{fh1G=DB&-M>2Ydy_BH$}
zfUCe%SOKOF>crj3w>kj|=vB}{v$pYxKqdCrxwAi5_Qk^o*W;UM{W>~2+T~u&gocOv
zK&~N}q`Gc@0IjB2ZL|U7ttxB4QYzq_LUVjg3;O
zGddS0e!dC@RLXJ|I_|D$*k`^>P?B2FY>y@?gInRwnDE&S?GwNJE8c<*7#7bjI!@~S
zZJxs&!9<0}QL4>$FHU_))@0XdB*^_NJJ@K0Spx7k6RU&|gW{OPG;*WTyL`WP6(Lg>
zPVn$F@vam>Y}-R;<raH|?U_;tlwPe?Bs|%@Lj}*={O^KF
z*hmS7Liufn0F+c)7*@x<1HDk&1G6ko+z6tK4_eFrK`!gMFL*ycZ3-T`#Xv6rF5WzD
z-Cy5Ty7r6foo1eDL9y+`O@w>LJz0JI@6iDkS+KPbX8+t^-QK&emJ%x1{zfl^8u!O;
z1W^C^KZ8srcQiF=;RxySQGu<90yO|3%wi0J63}YA1xN7!Io6VmIpuLnIB|Y~f!?64
z^;ndO|M3XCRY+ld50Ph(c5o1ZEC~2wZ0{u@KLT$7^E)^)^6?W&UMvK}OV3@uaYL~O
z!n1k7PbHj|Ag<_R^7ZqZBmMxsk2BZeCg`oKXHK_W{dQy&Lt82-C3zT(;&-ntF^uWdo4i3i1+pJt%
z%8xmIKwU_X@FJK7@ki3`6edp56XS*R+`-T5p_a(o`8+d3Wl6xvBaQl@qmY^iOF8zZMNki30#-K-+_KP$9E7A(N6bOP4Q|N
z#TsM`20!G&_3PvyDS($h+osHm*(k)(-RYj><*kA7`TO|bBBa0z0oKbeAb_R&%bkvv
zHp&vxGh_MIV;PQ%_dwJI)&=1OItk~l8F|5NkaaPa0g8UNi^>zP0~MxAoiN9pN_03m~7dlWPRMz@X3g%$W_$g8+GsRHp;^)3K#ekhc$c6tpYQ364V
z{rofENWcz($zuxA1PXFMyi|o5)g0R3<
z4UNMo?bNeI&X9kBkM*23xb3hfJKYyT0*bw=uI>x1;@ozW+lP$bBmpRJ_li=aqSP90
zLaQ+#IkYBx6y<|Yf)T%g^D^_0dEfEkfkL0>FpG
zraq(FJ+0t33MaL3iemQ
zWvGnZJa9f^YqW@^C-{)e`@?QrXkIx)pd`me$_a30$BK@eVkBF}{R053SWu9kvFl!n
uhkNUq&;LV-ell2u)=PR)fB$#Yt;O5m-N%k$O862XLQzChdZ*=l=o#E2Q55
literal 0
HcmV?d00001
diff --git a/vac/2/images/interactive.msc b/vac/2/images/interactive.msc
new file mode 100644
index 0000000..d37c67e
--- /dev/null
+++ b/vac/2/images/interactive.msc
@@ -0,0 +1,20 @@
+# Alice and Bob: interactive data sync
+msc {
+ hscale="2", wordwraparcs=on;
+
+ alice [label="Alice"],
+ bob [label="Bob"];
+
+ --- [label="interactive data sync"];
+ alice => alice [label="add offers to payload state"];
+ alice >> bob [label="send payload with offers"];
+
+ bob => bob [label="add requests to payload state"];
+ bob >> alice [label="send payload with requests"];
+
+ alice => alice [label="add requested messages to state"];
+ alice >> bob [label="send payload with messages"];
+
+ bob => bob [label="add acks to payload state"];
+ bob >> alice [label="send payload with acks"];
+}
diff --git a/vac/2/images/interactive.png b/vac/2/images/interactive.png
new file mode 100644
index 0000000000000000000000000000000000000000..84e2450104e00aee04bca18717a8706c0c32d438
GIT binary patch
literal 24910
zcmeIb2RN61`#yf#GDF!bt3gDF%pHLVJg@5s*ZFj%c)!?_~tlROD{x=`Cr5K7yR8|gaHgbPaCU^Y&p@Q`XXkt7HE%>tita=Is;HBi>cc^2lNU65(9^ei{O~qgT`u%;p!MaN#-$Ot
zZR-{80hKgy=gQz%_{X+
zzHC|W;DHsAOr;CceO;WJ6HW$x*><;amuc2A%XlG2MXf$&EwS)6eeafjarTk{QTF|!
z)Q!SAU)+6PtPwO9aZ=R~ar%GTht9U8PW?)i-T#)KiHV7R_=%~sjg1XKyuGG;Lfr7e
z3ww8YrdXl=uo5@tpF=}hiIq(Obb`;%E#KC+%WrU(!RE~+Dch3uydC!L6)^K1{koo8
zoVjRj;m)??O^xM6MMqOUtUWU|5;3)~hn2Z>Pv+s~uG)v`ydumerk6T~Ki|KryPJj>
z|0?5`pXxVpP<6boP*nW_1&_+yipwdxcGUz_oBIjm{rZ^N7lCgpn24ts{d&>-)ZPG9
z*Dh|~@fIO#-1V{*E40kbg^24{a@g6@P_Di={vQQ`mSkvumOZR@vhU%r)HC3EU0h@jR!K>j=kgyqbV$}i
zz`k(q**Iht(hG}=)0q2BD40rf{q$7(H8w^OOxKEg3{!Ub*7W1+>+c;M1rPSUc5E$W
zb5|AQ4%1VLF~TBS4EHpo)jFhm9&n17T>x#WcP;%*)p?T&lRdqYEJQ_RB}I%;kW1U!
z{LVqE*B4gSWI2iYdr_oR+BuGoIQ<+Rw(k9$W0K{#gfc+$jakI*zVYA}weUw`rV4&E_e5Hb4WwM->m_mwNWtzW+ec2D6;&;GRkfP2TOkKr%$
zp<^c;6#4A!?YI2(S4i2_HH^bvs)FProH%jf)}1?rc%vteQBhH?;$|9YoSJA{&zHBm
ze}4IY{d~VU>cRz1CqH}p6-L*TmheWlmB*E6v#Om84`;zPFuAvrU&)b(iHTXo8)kRl
zKtOq0VXT^0U)RHOqmF~d9J7awi7PUBbDW-*7Ug7T-X!C$RI{SHe?4q+e$q5N*57d_
z)vDp?F~WC*rB!HZM4yR;B_Sa}L~7ZAFTXd!3Mr`<_xEOt^fc!Bs8pqz%Zy5PX^c0s
zy8o=ykFW0BYGOhkS58MLdHfLjRvs6Tlq7a{cLqcC{k>POaV2W0YJA~~=xwE^ZGCj$
zJ^3oh6_7Z)VCsj=l!(JNbMpxDz=Y{N8~GBN<WCfrzmvt=Mu3s%V=~iuF47FZ{*CEi|JYWQ9Wv!nh-osF@6+SJH~HrLa*&pYx|!
z|DecUOhmy-Gn##s@cPHxkvd6wOa{i3|Nlk)&sna{<{%;Rus_YtwpLptlCb`LLqpif
zlhkA;oPWEiCPxXVYCD_rRh+j-=O3=?hPtzvC?_W5m@
z!jyTqp`iBR{=`qNug)z`{FGVUDeyY7Aoieq3*Ws;>Q*~*l@zY|{ki>=Oy0P0RzY=D
z)v3jjJ1ts@!w^zeT`faMk|BtL)%OGS5(A2?5Mi}lTvoq(|K3vWa%5aw#M`$I#eX@U|b*V;vWuksy$>e~>)M`bC8iGh@;ko_vDev;-%W(%anMce`G*5@Qd_Q>6
zQ*9lx1z^c>v(%t`i|1F5vy-1=WRZ^R(91Y|AuV0LfeNFSzM8;ZQnefoEWQY
zY>bGF6%><@`0}MFw9hlA=IJrX)2B}p1PN5Wy}5ki^+lP)J9ij?DGH-R^$TJpk9y~g
zHS|Vay()QTf9->PcJ}ts{F|2r6;hmidD8Hrbn{qmp8n3A7Zyeuw=fBm8`RM#$je()
zCg^_e={Z%`eQM_&T`w<{a3PKGyLY85RYHp>lix2_9yT7(`B69>V_4!V?L;{5M|A(H
z@ITiw^5NNJ*qYD5^re42v|X~0o*<<6KBW#V5>Zv>-l`wY&vt*DLURU`ETpGKzPtXu
zeU*|DJ<&Jn4Ln8ZD3km6NMrb5XEhZ83;|TQq^s@S4MSwo1zz_n`X`W*g&yr*>8&nw
z-#jlI7s+oMSRcN0yOWdbtJkjs>x`1O(Ho>VoeJNd)P208v(r-Xs#C{@<(AS!(@=Mv
z!N!d*VpQBn{DsHQ&tLcQiO}KL$!4L+CEt35?zef0-%ED97PG`^g7)jL(m^JJ(fdNu
z!a{!IPL^YmyY4gbkw}a71O;cPxI@3Ys^b$=lQfHfKJL86h`rgamWcmkg4~&EwvxIU
zIMb=GX&ux4EPrbMywR(9`E7B2;eKP8eud?}Ll4Uxpc=*viCd5_BBUtd0*5J9jAss;nA00uQH7?kCFP>mYz
z6Lpx)EXF)~e33xpe?mu;!AzyvK`hNr+G4f+{4_khyeuh)}
z?tDCb^X5$x))NxMd>9ow-3mzgahLhJ)arpo=QG=W=lNyE*4CoYXU}fMigdYqug*(EMXgPTl`nWixC&aSnd`KqWM}h*goIpDaXWlBNK5QAaL_T0UBXL6
zgxe50dvnKFh{%|ju$GdDh>m`<)HNN4k~dzKyX_OP<_WdUqk)B;qawVUpHa>LFkWe4
zR)MwDsC{3&&_TVlXxDvHwyGVwc8Q{Hw0+1kHq^}+x;W)nJTJEDg$uMN^8M@UP3xa|
za1ed(<0coes`e2iGDkdO*hQy4+R8y_{wt3SYe}tM&9QIaK9gtevb40cTefef&M{-f
zcdcpkUTwwn_bkXEu@%<%vpfeof(M3PNv2-EeS1UAeVld#)nJ53
z*)xNes6)zLR(LG*ijA)e5nvR#0mL|s2T#%3Y~IYu&cWf-|3%k5$IPMO>0(`7U4r;`
z+K@Ev)H-(bsAlr}=K3ctWJY?hk5Tb({j$4jxS76_Wxpzd$jJA^2!ardpwmlaGfL(_
z!mP>hT7xPAb%nBZF;iD#p3ua^gq@w;^90?{iiQT}%sS?KJ41(thJw?nQ*VXI-@J}T
zvyi+UD=B#wEuM
zmd_sOd+`+Q1EUomKhiXrZEVEfq`ywk{`@Oebz1raL>CyVE
zhL0Zu54^ug=COsWrK0-b7KNvn3tE2t`V|=&>8~kFTzpM~Iv#n1(Dd<9dt7%s*T@=UM3-5&Qu#>ckw!gi=$`r~ClGfoZInQ9cZw$I19!3KMy>T_
z>m3D?VwWCONwHp+v}pFER#o`_9Gj@gILO5*Z5n)Da+lR$$44z4)VJ}EAMbSULb41r
ziQ3I&-}W}9Cfn^ujnDh!%|RtC6f?xYztUA&9&VUl-JAQsfdi;6((1aAeA%oQ&{i5)
zGu*y&N88uex5j6t{Ei-=CI0&BFQ5jkefz{8A8ud}9#@Gpw&w1XT_CQoG~a`}U4c6D
z>{?Ep4f(Sr2Qzc&e2!^Cj$zFHv@f$Ruq0N)PrZvFspjbxl5%+F@zAlZrQf3CLrTF8
z*>wNADJkpB%wqeLkVqM7G{=Q+J~;!Bq%=Hv*t^?ufM
zbyYm0*Am>RwKvCe@k86Pr8xCynl`B_bL2DlFXN~n4
z`U?r-iQkm3jje4$YAS0(Lxaf!n+2bJh8u#@5nE`?Qr%w2($M5l)qeOu0+Q|9w>Q09
z8mA+?F!I`(rq6EtVS1uqQpSDrR`pnDZV0oyTOxMu!!_zQ%cSas^+p{g3zyT(#(D*L
zVJ|PQbo-Ah-dtWyxAV^8-n=RGjS?K{<9*u1^8hNkljh^V1kW858ONe`bKTC(6~qnz
zrgrZy;&N&!W+p)c<@1+km&*E0dW(sRTYkK~Bg?g$*T2;Nna`M_nR_$M_oHjy#H#Vt
zJwC*duyQ*%G-G4qrh!qhl11CW+kCvUt7Wt;F32pk1pJuO=#Q_rzA+O3LP5umQ#KD(
zm|KR1HT#CImv>>m7DOgF_08YC{}FjcG%9sc@84$u^#5^5=t#!y$`2pp!$n0B(tp>g
zm3#*^e@*y$4}RQ*?fbp6^QwOoTczDRxGwz;EXIttkmzeVpWrko67eN-0q!`(XoZr>J5{ONnY^psgYQ?czT
zd5?W(m!VFdDdZJsS|>W%+u3r~UWtiOyLl&W{rdGJvcdZRXa+5nf9I0US(N#+Oo7q0
z3dvaQR7X9ReXF@I;w}r$8;bA>%_9N1$H#Xm@bU2#Qo5jqh|aT;k&@CmbZDgp!&2Vg
zw8HWuEJ0NI5rVoN9?A&aD7bAKVgb6Ey#v#WF}6VR|PnuijtmxlHH5Ooc+SAT4L>
zx*-(M%JVXB*s#G$jbEhpH`?hhYIeMymbMV9ct&4j!Thoq*Lr$-ZrQUZw4gxiQkiWt
zSB>ITW|kn)szOncOqpd{Quq&N@?j?-j+VZBxqwj*H}K)Z_H*aX_3f(G**dr7xFdhO
zudkOnX@v!oTfI7HLWX(&+iM|RT@KrK?2zRR(F>VTZ7r&|M>v^YbadD^
z+gsV%-t5cKO)s*27@w4MGT%U+Wp2M#(%P)z4l-MuC{&R4_%Wwzwwe^niM(LJ1DBOu
zB=DXNl>m(F5H~Fa;$cKL1LMEIJ=g!E_QDdt~V8`E=ol{9cq(
zecvk+9hLacXo&<`&mxdVyStO#S6L>4ptGwr%#_O(oK529P&oX
zj`Wp^Ml@yj=4x--#v$nQbL)8fX1}Ms6YpAohsS=ydlVj>RV%NldF{+n+xKb_(ZUsp
zbDi(j=tD=~&=mK#l;{t-r&fD4T3;WV3q7*J*85RJA#)twJItU^`Y1QMaG;g`3LIdQ!MD{=m6soS`^Bq4T|1A<4ecKI|aW`-sL+eipt8e
zfp{nakRgcFXFnJa2TpdAObuW|u)l+yo#yV{yvTWwXPh7?unh}z*Q`c;iL^)%pMA#;
ziHV7k7?4PF{mpW{rvV&Hc}*SS?V-)jV-o3Xm)7)?;e9(W;~j6~jE(PH#<5emMteur|r@@f4w)
zE4AF**3=(f0|w$#T^-blKXEnx$?Gr>*xV4RvW~X1=T1#}+3edFLYt(QxK3M}3Wy`!
zt=DWx79vd~*r`x187LZ7omKb1C{Ysp8ovC1Uj@EWoQ&6u_M2$B{sC$$eaTG}7?bfE
zH9U9zJOzPei~nfv)Kjkv9jOIH`3t;wF3w2Jk;MiGO>Un(=mIneI#$6Krx#0##A#Q=`+XXpt1ks$BJ*RC@|tu1S#`0Ti1U1Vs-A~MaBr1wJ`}4qYzRUGbemC
zj;{^#Xijy62$%k{^Vyq$J~}O`C4rz5Al-
z-X4mR2sm@7Jr{xyOGJt2lU}>M0kJU!OgSJybniR4WrQ90vb
z3MQ-?L(ctvoIn~zPWmwpl_7bLIh;Ui({nvbJCP_9AeA1oPpbeId
zoKpaRq{Qms;h|N!p2o&*)oIj02O%RGcVs;=y`R>`{vXdmR*9D{Uk2jS#xcAg_1AH7
zXaA8*iexbeDhz0CwRx18+0xUHjj(sB((a7==O#Ddt5>doatuCwnn886^(;L#rP9&w
z3uC={$n%nznaKs@ER*vyy07MM#E>u1OyM!uv4h;w(ia(h^Mq1!f33hPq$8ro!d<%v
zGQ|o_eAmB~ih?rf#*K9-h(S0Kr&tYAtND&;Zpfk4R29AvURUA2=szB-KG%m&=2;&l
zPJ(TDY}lc?#|yT){%BqQCQd^Lki;azeldhTTFte>6kxun3S=%Hw6_PFEgG8%q+6dxz}-a8#DMaho%af^DZ79!>z^F!EwqtqE@ahMB&Y#yaM7Yg^qE1E
z4B7u#0EFEd5-6*oX!?+{4S}@a+IZJ~jl$LCs-ky=cq5gSl?~RfUw81}!R-{w2YHEp
zf9e+zc$#x-hvb##H(b)M4*(E@f;~6N{$GtP4xj
zk4U(Fod90gN+&)K6~z+V*$-{mxqUnE$Pg)%<@@tLJ^AHV$lg4M+6TdbogXtNNGCS@^=0*M6ocb`6;1|90s032OEg3A{WpMvjOP>BNA=;avQ
zue$r!>iD_{1l+(gXU;e^w3&qOc{H%9Y7~&g0df~xO67!Ez_UjGpPo6^o}WYH_Psi{
zpuzXqOL5`En4t8xP=sbQO)<{MAQpk+wGJeKazT3UX)*wJg0Psip!kdp1s0w9@KhLA
zdh=!@lA$GdFv9=aH`}D-WE_Dd8X7`~76n7S&jwhGw{0U6f7j<6K9Wf!p0^(bP+_Qx
z0c!4gT%%6+A7mQ`k>=XH8w`|*6lZ;oms`ytt-!;*Ad~*nT*4NS0uJTyVQEeoGp2hx
zNj3pzG+e3o-&p4yFL;RqTjU464UFoerb
z=k^D{!JX~{KM+bOFq;)nq;kB5t$bfsn8~!ueFt%s1R=XLWaCuEi+kyt8ju9q6g&FM}^e@nhYxk$X
zKt?XBudmLVriGL4g`>V0VkQ{%i}3(
z-@Oy5zwoK;4~T=%pbnp2{@z)4%$_yyXt=A!rj3!%IxbGg)!fr_?KPw1)@M}z)P@*b
zc$j85&{L;vKkIoi=XWQCmpjh61QMGmf7GN~yLY4{pUivH=+&E(c4r5~otmNX(E-a{
z!bMeq&QDAMq6@lbJTwbPkY*I8&P>!iKD4Jsy*x$*V6t3w;7nRi>&vrRnj5+wg7<3l
z9a~9|uBg(|(&uzS-b7Q-^Qcb}+rKX^{hP@~;md}-SbZGc74?GL+$8SQ*AK!oJkLKt
zw-wwr4okVlljmPP=e-JrG_6o{`|4fF<539Yf<(>Q3DmO?0dt_!s4RWp#BB4v5rW52zs%Nc(#QvjiFD)6ok
zU3h*;I;6|im&-C^LmsZrS~98{KOlbWO%Ry?rVT3RhBPXd^$RU!MI9M*(cIVLO+@DI
zdmx>8OW2lE%|(o)7yhVeUGE0T+FCOk0J{Q$F?i+(`uO;8tdjEpbujyFoRQEHMh4=h
z_&Y7n)Mgy4u6XxOuA@XjQBefiAi@O4suiPu|9FzooIPgiD&eIrFH1``ZEbD08y+~Y
zyvubg%@F0pm8(~S_SPSEyPJHW7#^CL7`7)a|HPCBU25((mMB=MbypbbObhK3Jle_+z|B^K)v&o#e2vu)(B;m}wevm4R{KWBk5oAXh<`r?{hSzphT
z-4G6XIL+dNojm9feZ1cKlhzA=FZ#J;fDZCu3OyU=Va|I-==MevAC;K!WC8aY{hCm%yi+7nLScgX%)
z!URMfsD!)GAt}Pp?@<@le#{_S
zQ(u1ufOZM}i9fJ^!Go_a+#B(9+iGe_T9cT$A}eVVO(`FMu9X_nx@hq;P&%H1+q9TH
zz}S-enI|`Iko~Vxk7x7GmhXQ}@zAGBsW)jZHd}47U%ql>7`<}(zNB8-@Zsp#Sm_rQ
zeO^KN!m6G>m+`X%rB%F`Ka3DHPej`#ke79*A^mrt{r=~DcCS7{UpkS$s=2(y
z`AK9{lQ3S>?nap(Shy$u@}pk<PBHNNRYq&s6!3z}l(Y^>GPvGFcfH*;zd3;?A
zDtkd4FqdUXxBweP?SDdJQIe_I4;An1W_1eU*~Cztfq{W0+#ZAl0F)AJ-nrvH44WBR
zk+@(h0$8d*!3AEUX|US71p0Cm>d12SF{v-gBwxCE^;X!cKr$K%vJ&oXF>aCgHE9Nc
z1KYhdN}nL0HSfH$qoxOfm}O?s(DI>NdY_dL^A`K`R*d{+<~jan**$Tckiuqvq-40t
z`jDMTC0brs;qSei$_P~)rU(-Du&R#;!vK+;=1*Oas%bCJ
z`)uH?3Q1?U_X+R3Yr@vg52oU`aZJWT6%G|Dynj%0SW7w>CD@8rE{-%FTjXVaGM6*u
zkexTS`Lt%mR2l*kFe}Ur+meke9UZr1P0e}Avms*wCgDPM2M-p)wG1N{L0pvH%dUQ5
zCAc?8TzyI~iSb5m)|hzYSl2tOo%}w(+qJN5ARf-N=Q&MvGmd3eA`7Y_=`sM@1*+@0
zjU2ADN(vmAWcq>k5|)j?ikB1*@lpo(w~`cRiIAVv$tvpzwNs!H!6mey&%pgl$WlU6
zPI%BWXO$b5v?=$H=%HC^k0YgJE0|=(9`NZp|K($@1{G8o#45USB{Q%DVy}7}>px6h
z(p;QUCc^a>)(RT82=Yck<}5gr;&VDjM$0_(gQC3p
zJQdUWqWupJt?M^$(xOHwaK+t%aHMsV@q|9R^e!WFDHat>r)9(FK$|X=^FM|4rrDYS
z4lIJ`%^5Z`(G>iL&Q2lxg`pMS6xgjM$a>Q#<}_)p^U+svB}i!Aol)KQ>0oLzVhu?m
znVAWy|N1UUyrbaZJ!4G4h)*Y2dp@%_K)_@!@QhK#y=IV3k%
z{ivIpHL6ed;Rd(L+S&yGr|{>)Gl$JVN5%@Q9`rN=BO^T+8GAnGghF!T4l53BWA>$c
zkdm^1^!?wu^&BB71lahG7PJKs-QU0a&%t)Og@TcPHtY+N+${^4c1J2Bd{6%R>%8Ky7sxiLBef*in
zz?LmrgzE)=Np|5uKxyXN$$vqLcoD|8CgGEtyfvLaV#B(`N_v+c5921Jx;8Xc_`iAi
zavib<)Z3Cpk^Uq7g#Z6g`C;4}+H??x%7nV#VY!$+avqZL5Bmv4_L$FhA<1fdw$DgN
zNjbo;zeq!(v+;A%e3I1Vh>Xv-Q@o1oQE;KEs%kyIY?#emiuQR6Tw-eK5lX$A-l!R2
zszWicu4PUqM@6sCPz>o71Stu*NchL6%G`-$1p6t^U<;0A)U|6;-oue1gOFCr{U%-h
z{`U;Dt$FC?kmC+9P?$S~_jdBJozcFy#Z;)_7s@v7op%(v^cNE+$F#WaxBarKe*JYq
zU~?x=q}cu$d|U0JR(;1qjVikJ3}Efzar!a0yfFbtxJYfh{d5k-#_Z0{&Rh2GEfadP
zaI0yPe$9*{AYG`EU(NH}y7f9v@c&P&=!vl{XPzZQ6{`FURJqT=+QXr=
zRwN;0?m+eD$^G~529Q)%_IN{@ElK>;am+cxw(QDQ4ZV<57m+jjdV1Wmd)gRUCuo!4Gaqy@N?N|{=9yozOr>7Ma&E)fsr}wY#zJNRGoA#1+kau2
zf02u4|F0ky5xQQ=>JF@}`}8Tzu2N*2G@~QS_PtqM-t@3soorCL{?Wca)O_6PjrHPe
zza(onh%q1mR3U!BbyV(Cw(C~BOZ9((FSdw~A*JA)*h+qx1d>Ua&hxPQCMVOu6Pe}S
zFY?Sx1`e;&uau-vDPUr3I1vEkkAA+bc5;`2U{9&I^;nc$Q7BNq
zL2`4<%*-Z_?AX8&H@jv-o~-=*nWZU6a<_3r#L%(F85sy8BwPnHD*}f^61wQ$gLFpk
zqJAO$bc4*XF7zAm!7c}KG7&CLNU=|QM;R7h%Z5k;Q_?jRHx?3HJ$A@PjuCwv@lDAf
zC)O^4D~fy0EMPa!Hx6@+0NbYfP9Qwb`o>Gv#uzP$O`0aZ;J4-G=cgw4m7S^i6de{;
z4G#`3S+axzQYOk?%Q01#ZyTY3WRxQ;V%e{)J+^^cd&??=BtfC>PKSdBPe3gfUPutn
z`iuFNEnm)7rSYRw6h5j?mx@=o=6y)_8tcyN2RmU}Gc=qxHQ`fU?dY-##_mm56&DP<
z9Xn?E>Cu4#)iXbNwT8t9J+(5=@@o9!DgLD^Hp_HF&Vx;fA!3?#-2A^lJH9k2S#%o`
zCn*RX?nMfn`nh>ZtX}bI+25W(a^*_+1OofUg?xTi`jqdw)l}d8FQPI*nZ-DD>8BQ5
zu~V}V2|ifV1%=x-tBH?)9sBIn8@M;%QC)X|bvcwSR~lmnlEkJ#vp_xa7U>2g!Q-@b
z-5;V@VD|u^lO@F{4g!6rQLO56>ZlLuDk>`d-Ig*w6`IdiInO{js%)
z%%$mPc69lsSnt}pH30ag*@JXs*AIIKGUQM`@ffge_QgIUTU<@|otfS;72Qe2oBw{t
zhzbQRX~3z(oLH&!<>?ljr$3qipC`xp
z@;)vH7sZh7+FU?GS{U#_Y+1I`%&uZPyYO`O^SLhu5~4S
z@33w6m#t}Rf&}UQt3A0t6O9GK3g+?0UEKa8Q*x#I$d|0^7}W847X0FGhaYn1AC*Gv
zekDiE5gO-Bo0#9&K1`EIIkrxliapD1(D9%CcgwxHx-_^M)Q?-YZe2ocgLW3wE{ITM
zvkm#$e3Di^E(g8d63AudZ|E7Z>w)zw^`mTW~#vkCM@
zl7ClkZ%N$LcpF^y!C&TV_V~G&2roFQ=|+d0AQ2C~eDmgvJ+??d!(pzy5UD^Lsdj-r
zvR1pNBjz&u$toKJU`OHfRhZ)>BYG;JTQzlWyKL
zGB|mq%(ilbiFW_NgPlolMA;hV+)#!q8v`I1h0uQ}E-nrxiNj%zYf${P9BH)&UW9O<
z=T>j?=FNALPa1rjgC`l(t?qz13H{1dcjCYUf~(T9__0EwlB8m0TLU?gGcGsE9-s39
zWGILzg7CL|Si1_a@m9;b!l`FsI1+JGzcj7GZ
z!XtEi9gk<=1NaJsoH#;$7xMkd85xUfYikQi>c;J^E@Ph;g8z^A4Bo(%uv};bISwli
z{=r2mW;n0vPJ0I(zr0wmh?BDbj@!KFk82&k1*Z!NMuAP7t+EZieuu;d*FULZo;}OK
zc?RYoXxK;_&8hc85`H@-zmiWj<1)m0=#pGt)Y0#9NJS(^c=6)ue>w;q4js}xc5F~7
zVnr?uRXQ5iaENAz$TL|9N=MUc9WY8k6V%y>sPF1?w}WtLu?l?j$-ShRun&6%E<{VG
zOP4P%=Lyo*mQ_*VLusP~y3RUk#@;%TDfzO>fMPi(Fs?iM_5X0#gOx-yJZ)Tv$Ue&;si_wIE=z-YCa#(Wt${M{_$k@h6mz9
zl3lT}v0G`x*`lJ!@JcSs&PP)$tpamxn`69(Qe=K@rdZOCoBu%O6K}sJT$B|T)r{EE+bNJhNdop
zbTDy-?lUdc@A%y&e16@3x(1mHp8CyiXJ>CrHn&zwZ@G
z0H)B{Xa(jW%lRt<(R6;7*}5G&&Zq4~dp|k>+1MfhBMl4peiO&uK+42n8$oZr
zNNgfj1*o!Mv+oZM(&Yn%lSzH7Yqiv#$4p>m$lRf)YGhTiv*VIsSy{Su2^={6HP#W9
z<*{m@IIIP!!UX2S4ZqNz0B=MI6{_Xr_aW$4AbkgL6F<+%s|ONt|J(vv5+Ou(a;6DQH)-;4MuJTOmQ`}=
z;U|&3L+x=??%`RWC??4+b2JqZWJeNS0*Rg>nYjZy^*6XR2GWQv^rbPzFpwCx&+CxT
zAd+Rl5uFrm1Jhn
zNm?K)^qSkQYd$-)j=&@pRO?U-+yx`nvU)#E&~T_pTbI=Ul@;%gnvw!81xpx5Kr#~k
zFpDk_dd)f8q;m~TI?SbjQ@gXer{_~Nxn?)d_4M=|n(OHyO;u!Bo1s=IS65%NY5OzOWCMJ
zn8u=9_w3=@C~-Ee0lk+2(b4Rd6QU8S$I*nfUT|r;wItAeJ;`d1jF$UJJB*DrPMOgI
zfd&+Z&pUg68bvAT5rW|MfXDQ6n$PAqbpfck(+`XvR@hJF<%~rf_+>P%^jYJ~+t1ZranLbFZM*s2)_2QSd8!f__6x_c=?7P^ml~aGY=sktg*|EZH^5>~vQYSny
zd~0YAJn|x%S!a`rxD<$Ge_7FU#%7Hg8#Nj)JQiAU{F#QgSw!oA{@A3qy3d%jY`OO@
zLq?nfxOC9H7mu)lNI|n=#R{U7&c@#U_EEp2VI5ajS8|uV>qg&I6Wpz#N9%0l;**p0
zhdfUItk-*Le)tgnf;1ww_otfWte|N<`c3owtXh)B9l4tH@#PVO%|FLE?z9O&)8s%rcpL3(nb8PyT9KFy|*xNeyFatMz<9(65)?6
zKuu!1V7Px>d6f9>AAqPy2MJKeEa3$=T#i@u5*fptTr>Q
zhj0OvQ)K&?l@(>OQB1)pX1-O5il^e^m%!2lJDl#?DtMqQR%xbI7j_O((zBGJJ)Jc6
zdZuqihMtQ{D5Gh2QGkY
zwE{)({C#RU@b@}ch2WkhJyf8E!Fn2&$Y9_Pj7IOeU&a+2hTR;5C0wnFM?RmKoSeM%
zR-mk&q6sVl@W#6<%WMm={5O4`6O$vFfgo#s<(
zOCB0OhJ6?y<2sBL(ibH=T4v%VJ13QK?ak@#X`JOi)KS<9Qg6-_@CXT&e9rOe2fa@A
zYb}$MZ26@@hepjXJ&s40H{L{x!%Xn8lodXI4`dHU9hG~VLX&{+=nF@xEE2
zJ2JNGlY7(6kM`@tR?vzq2&H)G6z*brs3iapN~hRg%(7qHLFCG2BsWA?(leQrl@)0L
zu1*gDmsI`iVMeL;Sbw1m7&U@nHt)vqm|q{L)^hlfjYMSb;%4ny(F`30GGPF@39
zN}|N+Kb;+SGW|Dm(^CHX{Gtj`hzH|V)=v7HK0Vt0C|rn_7n39WzNPQ~2rV81VGamQ
zy;bRbQ>uFN4irJ#haP(6$}xjst^(gYb0iQL(xzqT?;fd|E5wDlq)b+c4qTGnN-6j0
z*rm?FD_98}C8+hf45gsw^Wl1wkf23|DgtSDBOO=_!3aNXCOyNaxu2xlm78PQ4>@`Z
zq8@e+_LadFO$6UBfM5CW9IjGV4}b7L4hIV%(R-+N|B{Hop6p&2FodC*fdhmCg@giV
z`U4r!|9-PZAiwp)+BC>rBm+kFA)83KkMuR48<--^=NOC8?KaY934%dbO!(`!RSg-#
zp^qfaRxf$ivhi~-Y=C6PNu}KjG`v^T)$t7}$84J20w0!{YO=7fh~SADeTD_}^!3vZ
zR!dKJJ)rOHjGicZ2>Jl{gx9RuMLwIRb6cKUuOKF1p`|zsTG2BMEmHCty1OW{(Qir(
zFzdcq4nxy{;Cm235M43P0k@0rxvtduSL!Y07$Zcr7I1~!0s=+oi#UnqgrKe?4{NUj
zkO2s#r^|wMUxXri+uNzm)I7bzhwmSa#oz{bD`;tw>iKVG4+XSVy~ty6j^N0O!#E8f
zS6G{iOG-!uNCZM>tL%Q9kdruIA_@##kyuXHnTXg^#pIa=MMgnjti{&9{#xD*K6r)h
znR*l9Cj)z?hfHaH%7mVZ<4jiem=6I*>sDB7!q&*kLrNvJHnOjGDrQo6tfx5BG`!+%T9p^+>lvPQi4fcnDw%+jg`Ro2b{hW
zMOOLv9UU{x*97=}%*gtp*PYiW}-A~7)$Cwd9lf&u;=69P!F6_oH2
zU|uTtTFF@%D84M=>bP|2Qe=!q-%qu0)QzYfL3wIA{_BmHPY(>DLa!SXW^$t5UGqHk
zaiRB8D29RMFrKQJ(%H_Ap6o&}F!0CI!S+Fpfq}mR>3U5<
z^KZh?3nWVI_3Ia?3T`f~9zm@M=e`9{3Ob0iyuDRP6FKNx!%EIua7&@rqR(9wGYI|(
z2qGu`fG$*Sk5WB{QnA(4RH`9%e0i6Fi+gOw@Yy{aQ)^LvzE(GC^4$BxnFar64ds;jU+XM$Pz=(s$4YEDSA{7Ffwu~qFLfpdBew=jJ2lN(
z4Qn8nqhQ&31hv$IJv(>qe9^6|V`t&LbJs4z%68``wmvIAg7KgE(v)^J_}fIqj7edC
z(G8%kbxW?q#!i~%^GGX>%8flF6Wa9qwPz^3ypTH%RyxbV)ryL)yLTx_u2_-uymiML
zi@Apgrcln7FmJDiTXl8Lo1O?m*o9%V`*;c+A2T5oC{k_8uya!K$~KytQ}4SbZ}Ic<
zU+eTMxI2F#CWG`*4R<(|#P{Yf4YNN%KY^}p(X)vUO25Bk#aYac+P3ZN(IUB35}PDA
z?(Xb-_EhfW?}Z)E2Y^Ci2ttcd`;EhQKCZ2Pe}(OD_o;#Nyxx4BjpEhCehNTfGs__>
z+?EL$0$l`MV8rhy|1gDTjRabl%jWEh*GO`SJ9k!@ZvOfNG}83h7Nu<+{|d|hw5W~j
zsZjmiL;7!5nu2Kqc+nv4)lN@UO8kO*W=vd)_sm2?a{r@dT@;SRANY3h;O{FM|AoFR
zC-_)!Frax;(4eCd7(|+mp(^vT9Bk!W1v(*Q0Z-Kc+A5$lgBepLNZSG4Aoq5NnC4@z3
zT3QdO_vckthV(6F0gI1X&`D!m4xP3mDAucHZSYb6esET`LBYB+10Y
z_HasnNT`)4F-W=H2B5{yJjRum{!Coi
z=N~_MY|+p|TJcJUW^*p!Y^2J)5+`zM@8UPbZh{-4*%R}aJ0
zhG{$6PbUCf2?CA6@QEvm4qUwpju5QtL+8U+lxN69+;R$wJ#%TC-y~0?_dwWDul(aQ
z1a~9?+rF8#v*H#K(g)>-pa-uC$-y1y`cG8I*mQt82TV&1tYoO&faE5js2WT+A}?RQ
z0Fx~7{T?;+WQ4_tw9oD>%p}<;#i{B&vV~UzeXIBr6vAXr4=nyd1UbEm9Fg;>x39Sn
z-g->~O-1;{;eSWY!qXMO%qIW!Nn%Vkh^xHGK^fwCcTptVZYa`8`yMcOKc+8PV%pKRSd~vtgy0GTZ9q$qGlOuC
zWMe^14L3QRwb^fK%zTR`W&SSGAvrlYoM#Ot0&&tEg|N1u_TgCgHp$K&xCF?43lNDM
z`^#g`Q~rQ4iR^oT^K@UF^%cJPjkFwlkrt+a`Yb0Z^|;MXr$|E}dZKRB%>YwbJby)P
zZ3reETi{Xz2LFiXNbNzZCSpW;7W_fM6i;l+c-tSN;RAR8_6Ai!R*d%{RGCxI)$|3;
ztyBaPE2}6fjtC)*Q}5f+Lvpgbjgg@g4*4duRGxcFl9sxmoR(HrT0`}fZzmuQCNFxQ
znlr>pBKN&}!$6kPk~8=SO+{h!H9c}gugsyEi;up3J1{-WjN(8e*hny*@i;7~s?o2m
zyMBF$ykNWX%_p-K9h_<_U~%%DV&V#h=Ap5ZY(LM~4FpLJq}dGd
zaIYcTb`z6e_`VKw!8dt^JM!-^8FQLOFoKM<(_-T;!IZeuONr95GF=cwkm>?3K!t+d
zmz8X?as2tc^14gj&v%9(!KSGnav@*^e%}tqxdb_sZu|C=GPxs^ix)2jHzTK@u;Z!5
zJ1>#1-@uIh7XV+gwe8Zk*>NGr1E--{>|zK*gAF7Al*J2XjQHn<1^|CN1|%xInArKbG)?zH0KD@}$(a~E>OqS(1NO6Ix<6e#u)dS_K
z_m7uL-{q3s=$I)%dZ{m7q-$#T(#1~}2>)=|=yKxsNhOCk|4(yv-k5O~Su&VM_u$42
z8kkW@%LJUKva+%Pq!$+xsJJny1;hHlYJt=j5$HU+7A9}R!hUBKV%k#_paT
z+P7-RV0yr62YBk(|Z{D+xS8pg_Um!iuDE+eLr1
z8$nJgmgfz7Bmwi$3k=m158KRAiqS(P<h(`*62rp%ZTHLf;u|B
zQCK`Em(6jXjV%Y)QXmJDv#7Bhc&6TJc&0>0nzXjHCEmV$
zy8o6Vs7+Xny}q@OHSwiO%W{Sz4Gzq5T^BTj^L}+m(u%UB%w6)Gea4b}B@f0I{j~y9
zg+h}HA2@kWhA#z28dg5o7{^-zQ=!~%Ca$an$dH6HU;P%0VF&1dc7tt0d-6mWih_0P
zC_u}NvMaKcF@lC8HP3?6KbKqq1t+^K#P0K~Ey1MHH%uh)hBHAB{p9~gK!oWQIgyb0
zyR15zXHYLh+6x~lsfZ-h&c&{gZKvkv3(p{yS>164tIUV<-*b!q@B9Tj{$B?wSEJ+Q
dAOAh7aiV_lZ7*4sc04?>Ue`$HzLv%D{|&wj+f@Jn
literal 0
HcmV?d00001
diff --git a/vac/2/mvds.md b/vac/2/mvds.md
index bba66d2..5281bff 100644
--- a/vac/2/mvds.md
+++ b/vac/2/mvds.md
@@ -97,7 +97,7 @@ Nodes MAY have two modes with which they can send records: `BATCH` and `INTERACT
- All records that require retransmission are added to the payload, given `Send Epoch` has been reached.
-
+
Figure 1: Delivery without retransmissions in interactive mode.
@@ -112,7 +112,7 @@ Nodes MAY have two modes with which they can send records: `BATCH` and `INTERACT
-
+
Figure 2: Delivery without retransmissions in batch mode.