A quick update for those of you are using Ubuntu 10.10 Maverick Meerkat or 10.04 Lucid Lynx and want to upgrade to the latest Firefox 7: the new version is now available in the Firefox stable PPA.
Firefox 7 should be available in the official Ubuntu 11.04 Natty Narwhal and 11.10 Oneiric Ocelot repositories very soon.
Firefox 7 is brings improved memory usage and sync, CSS3 text overflow, Azure for improved HTML5 animation, web timing spec - a feature that enables developers to measure page load time and more.
To install the latest Firefox 7 in Ubuntu 10.10 or 10.04, use the commands below:
sudo add-apt-repository ppa:mozillateam/firefox-stable
sudo apt-get update
sudo apt-get install firefox
If you want to test newer Firefox versions, see: