End of July the Open-Sharedroot Feature was accepted in Fedora 12:
–> https://fedoraproject.org/wiki/Features/Opensharedroot
That is really a good news for Open-Sharedroot Fans like me. So the possibility that OSR will be included in Red Hat Enterprise Linux 6 is 100% higher.
Also if it not included the Support Problematic is extrem lower.
I really hope that OSR make it to the final Fedora 12 in October