You don’t have to be a trader on Coinbase to make a profit. Starting Wednesday, customers of the San Francisco-based cryptocurrency exchange can earn interest on their holdings of the dollar-pegged stablecoin USDC. The annual percentage yield (APY) is 1.25 percent. “We’re trying to build more ways for customers to grow their wealth on Coinbase,” said Coinbase product manager Paul Katsen, adding: “One of the things we know is a bad customer experience is having to move your money back and forth from Coinbase to a bank account [to] earn a little bit of interest in the bank account. We’re trying to bring some of these ... (full story)