Brian Alvey believes that he’s found an actual business model for Twitter:

The way I see it, the most the Twitter user base needs Twitter to be running smoothly is about fourteen hours a day. That leaves ten hours a day of those cute “please try again later” screens. As long as they can continue to add more people than they lose every day, I could see what I have in mind being a sustainable stream of income. Any large ad network — like Overture, Federated Media or AOL — would jump at the chance to get their pool of advertisers in front of this eternally patient, gullible audience.

Now there’s an original business model