Well, CentOS5 should be released "anytime now". Just caught this on the centos-devel mailing list:
Karanbir Singh wrote: > 1700hrs UTC Mar 28th 2007 - Final cut off for C5Final, anything needed > or being worked on needs to be committed in by then. > > - KB has now happened..So, hopefully, we'll all be downloading CentOS5 soon! Thanks CentOS team!