openSUSE 11.2 Milestone 1 is official announced now. It is available at http://software.opensuse.org/developer
Please have a look at http://en.opensuse.org/Bugs:Most_Annoying_Bugs_11.2_dev before you start your installation.
Further information on testing are available at http://en.opensuse.org/Testing
I also attached the announcement mail from Zonker.
Looking forward to your feedback.