Billionaire venture capital investor Tim Draper is also a noted Bitcoin (BTC) advocate. In fact, he was among the first billionaires to buy Bitcoin. He spent $19 million to buy 30,000 BTC when the U.S. Marshals Service auctioned the cryptocurrency seized from Silk Road in 2014. Draper is also well-known for his investments in popular crypto companies like Coinbase (Nasdaq: COIN) and Robinhood Markets (Nasdaq: HOOD) and other tech giants like Tesla (Nasdaq: TSLA). Related: Billionaire Tim Draper predicts ...