firefox 3.5 vs firefox 3.0

Different from Internet Explorer, Firefox is an open source program that all users are allowed to create their own Firefox by adding plug-in extensions.
Recently Mozilla released the Firefox 3.5 RC2 (Release Candidate), its former development version is 3.1, but Mozilla has improved much, so the version is changed to 3.5. And at the same time, Mozilla has fix the current version 3.0.9 security leak. and the improved one is 3.0.11.
Compared with former 3.0, Firefox 3.5 has changed a lot. At first, it applies a new engine Gecko layout, which is planed for better compat with the new OGG video and audio. Improve the Javascript reader. Improve this webbrowser's stability.
Firefox 3.5 now is release candidate verion, its stable version will be launched soon or later. Mozilla said Firefox 3.5 is over twice faster than the former 3.0 version. Supporting HTML 5, improving the CSS rendering speed. Now come and have a test of the latest web browser Mozilla Firefox 3.5.