Let the hive mind of Engadget get that for you.
"I need help! I want a small pocket camcorder but I'm not sure which one to get. I don't want to fall into the hype of the Flip because I worry two hours won't be enough. What should I be looking for when considering a small camcorder and where can I get a good quality one with expandable memory? Thanks!"
It's been discussed to death already.
{Up to} a 50GB Blu-ray disc vs. a 5-8GB compressed movie via Apple TV (or Xbox 360 or VUDU)?
Hmmmm, I don't know....