+
+ // server always send "connect on " + URL ; then add to observers if game...
+ // detect multiple tabs connected (when connect ask server if my SID is already in use)
+// router when access a game page tell to server I joined + game ID (no need rid)
+// and ask server for current joined (= observers)
+// when send to chat (or a move), reach only this group (send gid along)
+
+ // --> doivent ĂȘtre enregistrĂ©s comme observers au niveau du serveur...
+ // non: poll users + events startObserving / stopObserving
+
+