A second release candidate for 2.2 is now available for download. Details can be found in the announcement:

http://exist-db.org/exist/apps/wiki/blogs/eXist//eXist22RC2

This is a last test before 2.2 final is released. This version has huge improvements over RC1 and has proven to be quite mature and robust. We should thus not wait long to make it final. The goal is to release 2.2 final in the first half of August. 

Wolfgang