I don't know why you're being downvoted. Cryptocurrencies in general are a big pain in the ass for banks, due to how much of fraud is associated with those cur

I don't know why you're being downvoted. Cryptocurrencies in general are a big pain in the ass for banks, due to how much of fraud is associated with those currencies. AML and KYC regulations have made practical use of cryptocurrencies a pain for both parties, for the past 10 years. It's just now, in the very recent years, that it has become somewhat easier and streamlined.