Latest #Bitcoin blockhash is 00000000000000000007a906e1e2e0c103c3b0c9072bb8020f2f7d30922f7891 (77 leading bin zeroes). This means hashrate is 2^77 per 10 mins (≈251 GGh/s). Top efficient Antminer S19 XP is 140Th/s at 3kW. So Bitcoin Network consumption is at least 47 TWh/year