If the EU Commmission gets its way, there will not be much room for disruption. They want to limit merchants' fees to a tiny amount, which will not only wipe out all credit card benefits, but will probably extend the time merchants will have to wait for their money - but, foremost, it will make it impossible for any "disruptor" to enter the market. There won't be enough to earned in relation to the risk they would have to take.