Ubuntu team has release the RC for Ubuntu Gutsy Gibbon 7.10. The release candidate is mostly stable. Here is a brief list of what is new in Gutsy Gibbon.
GNOME 2.20
Compiz Fusion (by default)
Tracker desktop search
Fast User Switching
Firefox Plugins
GUI for X
Automatic Printer installation
Read/Write access to NTFS
AppArmor Security
Hard disk encryption
Download Ubuntu 7.10 RC from here.
Here is the [...]