Bitcoin 56x more energy efficient than traditional banking systemtwitter.com/lopp/status/1537440210203553792?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed%7Ctwterm%5E1537440210203553792%7Ctwgr%5Ef98f439937fa41cf2db8df576571c1e985f7f528%7Ctwcon%5Es1_&ref_url=https%3A%2F%2Fwww.redditmedia.com%2Fmediaembed%2Fxt7pqu%3Fresponsive%3Dtrueis_nightmode%3Dfalse