Will,if that  bitcoin mining consume more power in electricity in the years 2020 will what happens to those minings gadget  we buy who conserve energy? Maybe we change it to other items that can save energy.maybe it is only a prediction but we dont know whats the real happen in that time's,but  when i thinks its only a normal that electricity will consume every year  a hig consumption because its a part of bussiness or economic development that  all prices every year will goes high.