Global cross border payment flows are expected to reach more than $250 trillion by 2027. As the demand for fast, seamless transactions increases, new players are entering the competitive space with exciting technologies that could further revolutionise the way money is transacted. What’s behind the demand? How many more ways are there to pay money at speed, and how does the rivalry between banks and fintechs play into this dynamic? Juliette Foster explores these issues with payments expert and PaySavi founder, David Harrison.