https://www.vox.com/recode/2021/5/18/22441831/elon-musk-bitcoin-dogecoin-crypto-prices-tesla > How Elon Musk affects bitcoin prices, in one chart. > As Elon Musk tweets go, so goes the crypto market. The billionaire and Tesla CEO has been tweeting about crypto a lot, too, sending the price of bitcoin — as well as dogecoin — up and down with fewer than 280 characters.