Many of banks entire world that adopting blockchain including bitcoin for them to expand and embrace the updating new technology or else they well bankrupt or lose their business because as we can see people was aware on blockchain and they also adopt and embrace it just like bitcoin or other altcoin so that some of banks including here in my country that they need to explore and adopt it for them to expand their business regarding blockchain.
For cryptocurrency the bank is still awaiting regulation from the government, because the bank must have KYC while cryptocurrency is anonymous. But the technology that accompanies that is the blockchain, the bank is very supportive, because of decentralization. The results obtained are increasing efficiency which has an impact on improving service to customers.