The 12-Minute Definitive Guide to Twitter | dev.aol.com

And what fun Twitter is. In these hyper-interactive, YouTube-enabled times, it is remarkable that an enjoyable, meaningful web service can be created out of something as simple as 140-character text segments. Like all good web services, however, Twitter thrives on its ecosystem--the army of users and programmers and designers that are coming up with ways to make the Twitter experience more fulfilling. Here are a few of my favorite Twitter-based applications.

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