Olivier Acuña has criticised Elon Musk's controversial blue subscription service, which allows users a blue tick for a monthly fee A man has spoken of his devastation after losing nearly £80,000 in a cryptocurrency scam – after being fooled by an impersonator of a genuine financial company on X, formerly Twitter. Olivier Acuña, 61, from Kent, worked for technology firm IoTeX that paid his salary and bonus in its own tokens – an alternative to bitcoin – which he had let accrue over his two-year employment. But when it came to withdrawing the substantial amount, he encountered a software issue – the “wallet” where his tokens were stored needed updating.