Further limitations are related to the JavaScript engine on the local machine.
However, only some JavaScript engines support these new features:
This is the first release to feature the new JavaScript engine, Carakan.
Although there are several uses for a JavaScript engine, it is most commonly used in web browsers.
They are using a very, very fast JavaScript engine.
In particular, the upgraded JavaScript engine, but I think that was fixed a while ago.
JavaScript engines are serving as the test bed for new forms of dynamic language optimization.
JavaScript engines have seen a considerable amount of attention as a target for performance improvements but that's more due to their explicit and unmuddled nature.
Both the new JavaScript engine and the new graphics technology will improve the browser's performance.