As always, it's about tools and integration. ZFS as root is completely normal on FreeBSD, is it on Linux? You have tools like zfs-stats, bectl, zfs or dataset-

As always, it's about tools and integration. ZFS as root is completely normal on FreeBSD, is it on Linux? You have tools like zfs-stats, bectl, zfs or dataset-jails, poudriere (packagebuilder) fully integrated with zfs, the list goes on and on. So even when the base of OpenZFS came from ZoL, it's use on freebsd feels much more integrated...or let's call it native.