It needs the quirks DA_Q_NO_SYNC_CACHE & DA_Q_NO_PREVENT.. The reason it didn't work before is because I didn't uncomment DA_Q_NO_SYNC_CACHE. the only error it gives when I plug it in is.. umass0: Get Max Lun not supported (IOERROR) but all is fine otherwise.. can mount/umount.. cp/mv/etc. :D