Bitcoin (BTC-USD) is the new gold rush and blockchain “is like investing in the picks and shovels that are going to fund that gold rush,” according to one cryptocurrency bull. In an interview with Yahoo Finance’s On The Move, Sir John Hargrave described blockchain as the ‘internet of money’ and said blockchain is to money what the internet is to information. Bitcoin is what started the movement, said Hargrave, but it’s spawned a whole new digital asset class that has created $250 billion...