Twitter Circles Wagons Round Huge Pile of Money

Although all social networking eyes seem currently to be turned toward Facebook as it inches gingerly toward a more private model, it's actually Twitter that's having its moment in the sun. It's begun to outline just how it's going to monetize its 140-character platform, and now that more details are emerging, it's clear just how big and well-appointed Twitter's nest is going to be.

On Monday, Twitter banned
third-party ad networks on its service revealed plans to take a percentage
of the...