LivingSocial is an online marketplace that allows people to buy and share deals on the best...
LibraryThing is a social cataloging web application for storing and sharing book catalogs and...
Flixster is a movie social networking site for discovering and learning about movies, and meeting...
Social music sharing site.
Goodreads is a website that allows users to find, share, recommend and review the books they love.
- 08/21/08 -techcrunch.com
- 07/28/08 -techcrunch.com