Because Twitter is far too mainstream: BoobikWhen YouTube came out, you had to know YouPorn and PornTube were just around the corner. But perhaps you didn't see the porn version of Twitter, er, coming? I didn't. But there it is: Boobik. Which is somehow not named Titter. Here's a promise: When Calacanis starts Boobiking, we'll make sure you're the first to know.