This deal is back on, except now there's a 30% off coupon code, bringing the drive price down to $42.
EMCRKBF33
Just bought 10. 6 for my off-site FreeNAS backup box, 1 to stick into a VMware ESXi box for VM datastore (no need for iSCSI anymore really), and 3 for cold spares, since across 24 spinners in 2 FreeNAS boxes, a few are bound to fail.