Feel free to post any bugs you hear about that people probably want to avoid http://us.battle.net/d3/en/forum/topic/5007330920 Note that this was on EU clients, but posting just in case
Followers When playing a Demon Hunter, giving a shield to your Templar before you kill Jondar and hire him can disconnect you from Battle.net.
A fair number of my achievements didn't get recorded. I don't know how I'm supposed to get credit for some of them now.
Still stuck on Updating setup files...fun game Edit: A lot of people are having the same problem =/ http://us.battle.net/d3/en/forum/topic/4926494150?page=1
