Real-world applications that leverage the great power of quantum computing technology are not years away from making a commercial impact as many IT department heads believe. Financial institutions including Bank of Canada, BBVA and CaixaBank are already working with the technology, which uses the laws of quantum mechanics to solve problems that are too complex for legacy, silicon-based “classical” computers. Mastercard wants to be at the forefront when quantum computing meets the card payment industry. It has formed a partnership with Canada-based D-Wave, a pioneer in building quantum c...