This was my other favorite during Startup School 2010: http://www.youtube.com/watch?v=MvmYGK2Jhck&feature=mfu_i...
I didn't attend (or apply) this year, but I hope to attend again in the future. It was awesome and inspiring (and I have no idea how I got selected).
Some notable speakers:
- Drew Houston (Dropbox) both in '09 and '11
- Patrick Collison (Stripe)
- Alex Polvi (Cloudkick)
- Leah Culver (Convore)
- Chris Wanstrath (Github)
- Bill Clerico (WePay)
- James Lindenbaum (Heroku)
- Kyle Vogt (Justin.TV)
- Adam Smith (Xobni)
- Angus Davis (TellMe)
- Paul English (Kayak)
- Alexis Ohanian (Reddit/YC)
- Dan Bricklin (VisiCalc)
- Stephen Wolfram (Wolfram Research/Alpha)
- Bob Metcalfe (PARC, 3M)David Heinemeier Hansson at Startup School 08 http://www.youtube.com/watch?v=0CDXJ6bMkMY
Jason Calacanis vs. David Heinemeier Hansson on This Week in Startups http://www.youtube.com/watch?v=fPrvnlvnu-k#t=47m
College Humor Start-up Guys:
http://www.youtube.com/watch?v=LMmdl4VltD4
At the very least the video will cheer you up :)
Also go check out the early episodes of This Week In Startups.