Forgive my ignorance but it seems that one major problem with crypto-exchanges is that they don't necessarily have any assets other than the crypto that has been deposited there, which means all overheads (which I am assuming for some of these guys is $Ms/year) can only come from trading crypto unless they are charging reasonable money for the privilege of using their exchanges. In the FIAT world, banks make tonnes o…
Also, IIRC, conventional stock exchanges make their money from transaction fees on trading volume. Are there cryptocurrency exchanges not doing that? I suppose even if they are, they're probably in trouble, since once the bubble bursts there will be a lot less trading activity going on.