To add a couple more things: Oracle has been developing ZFS sans open source for the past few years as well, which means they've stopping caring about OpenZFS a

To add a couple more things: Oracle has been developing ZFS sans open source for the past few years as well, which means they've stopping caring about OpenZFS and/or have lost the right to. Canonical, Debian and SFLC have really done with right thing by distributing ZFS on Linux, using AFS as a precedence. I hope more merging like this can happen in open source in the future.