I would be surprised if people haven’t thought of this before. We should definitely do some more research before we standardize on anything too early. This could be very sub optimal, it’s just the simplest thing that looks like it could work. 

 Called in some big brains for backup

https://x.com/jb55/status/1772959015363915902?s=46 

 I would almost argue mixing in PBKDF2 into the hash would make it more improbable of having an asic developed. But then again, it’s all the matter of time 🐶🐾🤔