We've pulled down the previous RC in the mean time. The main difference in 3.0 is the ability to run Fez without Fedora for better performance.
The Fez Development Team is pleased to announce the release of Fez 2.1 (RC1). This release supports Fedora 2.2.x - including Fedora 2.2.4. Roughly 12 months of new functionality has gone into this release. Here are some of the highlights:
All Fez news is now on the front page of the Fez Wiki. http://dev-repo.library.uq.edu.au/wiki/index.php/Main_Page.