What's new, according to the release notes:
Firefox Sync is now integrated into the browser
A new tab overview feature has been added
New API for accelerated JavaScript animations
Buffered property in HTML5 video supported
There have also been a bunch of other changes that affect add-on developers, detailed here.
Firefox Sync is now integrated into the browser
A new tab overview feature has been added
New API for accelerated JavaScript animations
Buffered property in HTML5 video supported
There have also been a bunch of other changes that affect add-on developers, detailed here.