I think you're (both) right about that - all it would take is Zabuza recognising who he was up against before revealing himself and deciding not to screw around like a drama queen until Sharingan Kakashi, one of Leaf's strongest, has already been taken care of in a more ninjaly fashion. As for funding the revolution, he's got the massive bounty on Kakashi's head from Iwa, and a fully developed sharingan eye with over 1000 jutsu...
'cause transplanted haxingan keeping their techniques is canon, after all.
--
"Anko, what you do in your free time is your own choice. Use it wisely. And if you do not use it wisely, make sure you thoroughly enjoy whatever unwise thing you are doing." - HymnOfRagnorok as Orochimaru at SpaceBattles
woot Med. Eng., verb, 1st & 3rd pers. prsnt. sg. know, knows
'cause transplanted haxingan keeping their techniques is canon, after all.
--
"Anko, what you do in your free time is your own choice. Use it wisely. And if you do not use it wisely, make sure you thoroughly enjoy whatever unwise thing you are doing." - HymnOfRagnorok as Orochimaru at SpaceBattles
woot Med. Eng., verb, 1st & 3rd pers. prsnt. sg. know, knows