could the hashrate drop have to do with Texas miner shut down to support the power grid due to cold weather?
https://cryptoslate.com/amid-the-arctic-blast-texas-miners-voluntarily-shut-down-or-curtail-operations/If so, that's a live presentation of Bitcoin's usecase to secure the energy grid.. really nice
I always tell interested newbs that Bitcoin is an invention that combines the three fields economy + energy + digital information, while adding a new and revolutional paradigm to each of them...
damn.... actually Bitcoin is a godlike trinity ...that's the part I don't say, because I don't wanna sound like a crazy person to them
