Today, the ZFS repository on MacOSforge was closed, likely meaning the end of Apple's pursuit of Sun's next generation file storage system for use in Mac and Macintosh OSX Server. They also mention that the mailing list and repository are also being removed.
As John Gruber points out, the writing has been on the wall for awhile as 10.6 betas has some support for the file system but the final releases (Client and Server) had it wiped from existance.
While it is noow unlikely that Apple will ever use ZFS as a mainstream file system, it is possible that Apple could support it as a third party file system, like it does with SMB or NFS formats. Gruber mentions that this decision was more of a legal one than a techni
