Coinbase CEO Brian Armstrong said the crypto platform aims to become one of the biggest financial services companies in the world in a few years, aided by traditional players who continue adopting crypto at an accelerating rate.Asked on the company's call with analysts this week if Coinbase plans to enter traditional finance, Armstrong said that rather than look backward, he "wants to look forwards and skate to where this opportunity is going.""Today, we're primarily focused on trading and payments … across ...