Mailing the story:
Firefox 10 Alpha is Here, How to install it in Ubuntu 11.10 Oneiric via PPA?
Firefox 8.0 has just been released and we will see how to install or upgrade to latest Firefox 8.0 in Ubuntu 11.10 Oneiric Ocelot below. Meanwhile, nightly builds of Firefox 10.0 is already available for installation in Ubuntu Oneiric via PPA. Firefox 10.0 Alpha 1, as expected, scores a perfect 100 in Acid 3 tests and is visibly more faster than its previous iterations.