Today he refuses to eat at a restaurant if it doesn’t accept electronic payment. For all of the hardship that capital controls have placed on Greek society, there’s been one upside: across generations and class and for differing motivations, more Greeks are turning to plastic, in a nation where cash has always reigned. It is debit, not credit, cards that are growing so quickly, and if the government is able to regulate and incentivize their use, they could create a powerful digital trail.