Bitcoin's price fell friday morning after elon musk posted a tweet suggesting he's fallen out of love with the world's top cryptocurrency. Musk responded about an hour later, tweeting simply indeed, and within hours, bitcoin fell below $43,000, losing more than 8% from the . Elon musk crashed the bitcoin price and proposed a radical dogecoin upgrade to beat bitcoin 'hands down' and become the 'currency of earth'. Elon musk has announced that tesla has suspended vehicle purchases using bitcoin, resulting in the cryptocurrency crashing. I don't know if elon musk and the financial brass at tesla regard that price range as a .