You can compare ZFS to BTRFS, Ext4FS belongs to the late 90s. Comparing ZFS to Ext4 is like comparing a Pentium 100 Mhz to a Quad Core, asking why would someone

You can compare ZFS to BTRFS, Ext4FS belongs to the late 90s. Comparing ZFS to Ext4 is like comparing a Pentium 100 Mhz to a Quad Core, asking why would someone want to use the quad core.