Twitter: What are you doing?

What is Twitter?

Twitter is a service for friends, family, and co–workers to communicate and stay connected through the exchange of quick, frequent answers to one simple question: What are you doing?

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Incredibly useful

Wired
It's almost like ESP

Wired
Twitter is the first thing on the web that I've been excited about in ages.

Jason Kottke, Blogger

What is Twitter?

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