I am iffy on you becoming a HA tbh.
You were a good head admin in the past, very good. The problem is all the shit you stirred after your Head Admin days, losing your LM etc I think you need more time to prove to the community you wont revert to your old ways. There is also something I am sure you are aware of, as little people know I wont really say anything as it'll start drama. Just remember though, CitizenHack is still detectable