Being a Firefox user (who knew? ) on the Mac, I know that many Mac-users would like to see Firefox better integrated with OS X. Well, with Firefox 3 Beta 1, things are definitively on the right track:
Screenshot of Firefox 3 Beta 1 on the Mac with the Proto theme. Native widgets[1], new User Interface
For this screenshot, I used the under development Proto theme for Mac OS X recently mentioned by the always witty Beltzner. Now, Firefox 3 Beta 1 is my default browser
Notes
[1] For those who don't remember how form widgets look on Firefox 2 on the Mac, here is a screenshot.