Tim O'Reilly: O'Reilly Media.
A pleasant surprise. I wonder if it was more for conferences than the stack of books at every geek's desk?
Mark Fletcher: Bloglines (acquired by AskJeeves).
Excellent! One of my favorite drugs, even if one of my goals is to stop reading bloglines every 5 minutes
Jonathan Abrams: Friendster. Tom Anderson, Chris DeWolfe: MySpace. Paul Martino, Mark Pincus: Tribe.net.
YASN! Tribe ate my head for quite some cycles, now it's been relegated to rss mostly.
Joshua Schachter: Del.icio.us. Stewart Butterfield, Caterina Fake: Flickr (acquired by Yahoo!).
The usual suspects
N. Z. Bear: The Truth Laid Bear
Oh! There's a surprise. The new release is quite nice. Guess I'll have to poke around there a bit ...