Want to get in on the Web 2.0 action, but can’t think of a good idea? Andrew Wooldridge is here to help.

And speaking of Web 2.0, take a peek at Frappr, a “friend mapper” that combines Google Maps, photos and more. “Frappr (Friend Mapper) lets you see the zip code where your friends live or work, letting you find out who works in the office building next door and who lives in the apartment complex across the street.” They’ve got a couple of other things going, too.