Catastrophic, my BTRFS died twice on me after a hard reset and the recovery tools haven't helped me. Luckily I had backups around, so switching to ZFS 0.8 with

Catastrophic, my BTRFS died twice on me after a hard reset and the recovery tools haven't helped me. Luckily I had backups around, so switching to ZFS 0.8 with encryption was a breeze.