In 2007, Loren Brichter built Tweetie, a lovely (and award-winning) Twitter client for both the Mac and iOS.  So lovely in fact that in April of last year, Twitter bought his company, Atebits and turned Tweetie into the official native Twitter clients for Mac and iOS.

Today via, yes…wait for it…Twitter, Brichter announced he was leaving the company to discover the next big thing.

Want to build an iOS app like Tweetie and sell your company to Twitter?  Check Brichter’s half hour Stanford developing iOS apps lesson, below…