Given the licensing of ZFS, and the friendly nature of Oracle, I suspect Fedora/Redhat/IBM et al will never ship with native ZFS support. This strict adherence

Given the licensing of ZFS, and the friendly nature of Oracle, I suspect Fedora/Redhat/IBM et al will never ship with native ZFS support. This strict adherence to licensing matters certainly saved IBM's ass in SCO v. IBM in regards to IBM's work on JFS for Linux.