The first release candidate for Moodle 2.0 has been released on the Moodle community website. If your interested in Moodle and want to find out more about Moodle 2.0 take a look at the Release Notes I will be upgrading my Moodle install at Learnscape once the gold version is released.
If your interested in taking a look at the new Moodle 2.0 as i write this the moodle.org community site is being upgraded to version 2.0. So when it is completed you will be able to take it for a road test.
The moodle.org community website has now been updated to version 2.0 so if you are interested you can start taking a look at the new features of 2.0
Here is a nice video explaining all the new features of Moodle 2.0. It was created before Moodle went Beta. Moodle is now in Release Candidate mode.