Nothing wrong with indy, he's talking about tindy. If you are going to grab tindy, you must do it on a straight air, bone the nose as far as you can scream "TINDY" as loud as you can.
Just look down the landing as your head comes around from the first 1 on a back 3. It'll naturally stop your rotation as your hips kind of finish the last 3.
Stale (regs) right hand between binding, heel edge. On backside spins, it's easy to just grab it since your body is already rotated up.