Three Web 2.0 Sites That Aggregate Content

1. FriendFeed - "FriendFeed enables you to keep up-to-date on the web pages, photos, videos and music that your friends and family are sharing. It offers a unique way to discover and discuss information among friends."
   
   
2. FeedJournal - " The idea of generating a personalized newspaper from RSS and Atom feeds started to take form around the end of 2005. A few months later the “Made In Express Contest” launched, a competition to promote the free line of Express development products from Microsoft. From 1,500 entry submissions FeedJournal was picked as one of 12 finalists. In the end of a fierce competition, FeedJournal was awarded First Prize."
   
   
3. Pipes - "Pipes is a powerful composition tool to aggregate, manipulate, and mashup content from around the web."