Bitcoin mining strives for as much efficiency as any other electronic process: ASIC chips are hitting the smallest process size available. Miners are extremely

Bitcoin mining strives for as much efficiency as any other electronic process: ASIC chips are hitting the smallest process size available. Miners are extremely sensitive to electricity cost, so they must be efficient there. They do not compete with households for power. If Bitcoin mining were aiming to consume the most energy possible, then the hashing would be done by hand on pencil and paper.