What is BarCamp? Fun. Here, read a wiki if you have more questions:
I'll certainly be attending the next one when it happens (no clue on any of the specifics).
I got to see an XO laptop, you know one of those OLPC things. We talked a bit about fostering Missoula as a Tech Mecca and how to get non-profits, artists and geeks together to make Missoula better =]