Nothing too exciting but this is a very nicely designed and implemented site for testing the speed of your internet connection. It is in Flash which I normally loath, partly because it is so slow on OSX, but generally because it is used badly and just gets in the way with lots of flashing and tweening. This is a rare exception that works well as a Flash application. For the record my blueyonder cable connection getsThey even have a handy little badge to add to your blog.
Connections seem to be getting more asymmetric than ever, there are plenty of times that 354kbps up stream seems glacial. Anybody got a super speedy connection out there, find out here speedtest.net