It doesn't waste electricity. It uses a lot of electricity to create a secure global payment network that can solve the micropayments problem. Sacrificing efficiency for decentralization was a key design decision in Bitcoin.
YouTube cat videos and daytime television are genuine wastes of power. Humanity has to solve the power generation problem and processors are already far more power efficient than they were.
It doesn't waste electricity. It uses a lot of electricity to create a secure global payment network that can solve the micropayments problem. Sacrificing efficiency for decentralization was a key design decision in Bitcoin.
YouTube cat videos and daytime television are genuine wastes of power. Humanity has to solve the power generation problem and processors are already far more power efficient than they were.