Not to derail, but a friend of mine has a "Twitter for schools" that's been getting a ton of traction - http://www.edmodo.com http://www.edmodo.com (He's an IT

Not to derail, but a friend of mine has a "Twitter for schools" that's been getting a ton of traction - http://www.edmodo.com http://www.edmodo.com (He's an IT guy at one of the suburban school districts out here, which is why he knows exactly what his users want.)