1) There is supposed to be an announcement about this in the next couple of weeks. The general consensus, though, is "yes".
2) We don't know yet. (Someone else will have to comment on the emulator)
3) There is a little, but nothing too noticeable. Much, much less than one second of lag.
4) Not yet.
5) The camera is not terribly usable. It is, honestly, pretty darn poor.
6) Correct.