evidence: The scammers pose as celebrities on Twitter and claim to be giving away crypto-cash such as Bitcoin or Ether to their fans. [...] On Tuesday, an account posing as Elon Musk using the username @elonmuskik tweeted that the entrepreneur was going to "give away" 3,000 Ether, worth about £1.7m. [...] "No, I'm not giving away ETH... y'all are getting nothing," he tweeted.