What happens beyond the tap of a card is a trillion-dollar industry. Companies around the world are working behind the scenes to ensure that everything runs smoothly – and that we don’t even notice they are there. For example, the observant reader might be aware that Apple Pay launched in 2014 – but probably doesn’t know that the issuer processing platform behind that iconic moment was Carta Worldwide. Launched in 2010, Carta Worldwide spent its proceeding years...