The financial system was threatened 100 years ago by free clean wireless energy and they pulled all funding from Nikola Tesla and destroyed Wardenclyffe tower and everything associated with it. 100 years later the financial system is once again being seriously threatened by something else cryptocurrency and its using a energy problem its responsible for as its primary weapon against this threat. If bitcoin succeeds and frees people to truly be able to innovate without limitations it is highly likely that what we currently perceive to be a waste of energy will be a joke and the world could be a very different place.