A Canadian cryptocurrency exchange has bought four golden casts of the hands of former South African president Nelson Mandela for $10 million worth of bitcoin. Arbitrade has purchased what's believed to be the last surviving life-size impressions of Mandela's hands, each made out of nine kilograms ... from Google Alert - cryptocurrency https://ift.tt/2pMdwuI via IFTTT https://ift.tt/eA8V8J