This post is from one of several previous incarnations of this site and probably doesn’t quite fit the current format. In a former life this was a group blog and a tumblelog before it became a static jekyll site. If anything looks broken or is worded oddly that could be why. Pardon the dust.
Demo app from James Ward comparing performance of various data loading techniques. Mostly intended for showing off Flex performance vs. Ajax, but the Ajax stats are interesting in and of themselves.