About 30 minutes ago, Founder and CEO of Twitter, Evan Williams announced that he was stepping down from his CEO post to focus on product strategy. Maybe he was mad because Twitter was down for like an hour today and he wants to handle it.

Current COO, Dick Costolo will step up into the CEO roll and be tasked with figuring out how to make some money over there.

Full blog post is here: http://blog.twitter.com/2010/10/newtwitterceo.html