I'm aware of Joyent's ZFS use on illumos and not Linux. What I meant is that ZFS on Linux has the chance to make ZFS become even more popular than it is already

I'm aware of Joyent's ZFS use on illumos and not Linux. What I meant is that ZFS on Linux has the chance to make ZFS become even more popular than it is already on illumos, FreeBSD, and Oracle platforms.