Recent times have seen banks hedging their bets or even fully integrating cryptocurrencies. The acquisition and filing of patents is how large organizations truly express their interest in a given field, and Bank of America continues to lead the way, now having secured its latest patent in the blockchain and crypto space, one for "tamper-responsive" remote
https://www.ccn.com/second-largest-us-bank-wins-patent-for-crypto-storage-system/