We’re getting closer. Firefox 3 beta 5 is released.
According to its release notes,
Firefox 3 Beta 5 includes more than 750 changes from the previous beta, improving stability and web compatibility, providing platform and user interface enhancements, and resulting in the fastest Firefox ever. Many of these improvements were based on community feedback from the previous beta.
And I didn’t even try firefox 3 beta 4 in my linux box since it hasn’t been in gutsy-backports, yet