Elon Musk Says Dogecoin Could Be Cryptocurrency’s Future, But Warns Followers to ‘Invest With Caution’ Posted byJustin Chan May 7, 2021 Leave a comment on Elon Musk Says Dogecoin Could Be Cryptocurrency’s Future, But Warns Followers to ‘Invest With Caution’ The billionaire tycoon may have sparked intense interest in the digital currency, but he also has his own reservations about it.