RT @SpiNNvest: The dark side of #Bitcoin: The 35 TWh used by computers to mine new #bitcoins is more than the #energy consumed by 150 individual countries in the world annually. https://singularityhub.com/2018/02/05/lets-talk-about-bitcoins-insane-energy-consumption/#.WnmDYQer6r8.twitter … via @singularityhub #blockchain #cryptocurrency #sustainability #mining