Ten New Things in WebKit 3
Apple’s site can tell you a lot about the new end-user features of Safari 3. But a lot of the goodness is on the inside, in the WebKit engine that powers Safari. Here’s a list of ten of the most exciting engine enhancements since the Safari 2 version of WebKit, with lots of details and demos. These features are all included in the WebKit that comes with Safari 3 - you don’t have to download nightlies or anthing else to get them.
Lots of performance improvements.