Ev Williams and Biz Stone have just taken the stage at Startup School, where they’ll be taking many questions form the audience. You can submit questions by tweeting a question like this “@poll _________” (where the blank is your question). I’ll be liveblogging the session

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Startup School: Ev Williams And Biz Stone Admit Even Twitter Thought Twitter Was Stupid At First (TechCrunch)

While most users may have not realized it, Twitter has had a rather annoying problem for some time now: If you deleted a tweet, it would still reside in Twitter Search’s index.

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Twitter Finally Removing Deleted Tweets From Search Results (TechCrunch)