Interesting Web 2.0 projects

Yellowikis: Open Business Listings - a Yellow Page wiki.

Voice over Email: WaxMail - allows you to attach mp3 audio files to an email.

digg - always wanted to be a Slashdot editor? Here's your chance. User edited tech stories.

Flock - tagging, social bookmarks and blogging tools built into a web browser built on Firefox code. This thing will rock once it's finished.