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YouTube is a place to discover, watch, upload and share videos.

Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web pages.

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Twitter is without a doubt the best way to share and discover what is happening right now.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

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Quizlet is a lightning fast way to memorize vocabulary lists. It

Ohloh is an open source directory that anyone can edit. It features comprehensive metrics and analysis on thousands of open source projects.

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we've been working on.

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