"Firefox 4 beta for mobile phones includes many of the features seen on the desktop version including Firefox Sync, Add-ons and the Awesome Bar. Mozilla was heavily focused on making Firefox beta zippy on your phone." | more

Still waiting on JägerMonkey...

"We were able to test Firefox 4.0 Beta 5 performance on a 13-inch Macbook running OS X 10.6.4 with an Intel Core 2 Duo 1.83GHz CPU and 2GB DDR2 667MHz memory. Unfortunately, the browser is doing worse than it has in previous benchmarks, and it still faces a tough uphill performance challenge in order to catch up to the likes of Google Chrome 6 Beta and Safari 5.0.2." | more

Mozilla has quietly posted the first “candidate build” for the Beta 1 of its Firefox 4 browser early this morning. The “chromified” browser leaves a solid first impression with a few minor hiccups, but no surprises.