In this respect, The Lightning Network, which aims to improve bitcoin’s scalability by boosting speed and lowering costs, could be promising, Laboure wrote. Lightning Network claims it can process 25 million transactions per second at a cost of four cents per transaction, implying that it is a thousand times faster than Visa at processing payments, with lower fees, Deutsche wrote. But Visa and Mastercard currently post transaction volumes that dwarf those of the Lightning Network.