XMBC 11.0 Eden final was released on March 24th.
XBMC 11.0 Milestones include Addon Rollbacks, vast improvements in Confluence (the default skin), massive speed increases via features like Dirty-region rendering and the new JPEG decoder, a simpler, better library, movie set scraping, additional protocol handling, better networking support, better handling of unencrypted BluRay content and structures, adjustable display refresh rate in OSX (to match the already available feature in Windows and Linux), AirPlay support, an upgraded weather service with geoip lookup, and much, much more. Check out the highlights in the summarized changelog.
Install XMBC 11.0 Eden in Ubuntu using PPA:
The official ppabuilt XMBC Eden packages for Ubuntu 10.04, 10.10, 11.04, and 11.10. Open up a terminal window and execute following commands to install it:
sudo add-apt-repository ppa:team-xbmc/ppa sudo apt-get update sudo apt-get install xbmc
For now, Ubuntu 12.04 Precise can usinginstead, execute commands:
sudo apt-add-repository ppa:nathan-renniewaldock/xbmc-stable sudo apt-get update sudo apt-get install xbmc