While Banks are considered serious threads to Cryptocurrency, Although many central banks are looking into issuing digital currency here are few banks increasingly starting to offer Crypto projects from last year like Goldman Sachs, Barclays etc. This means the revolution of Blockchain is expanding and lot of countries are in talks to establish their own coin from their national banks. The new era is all set for the future.
They only need to solve is to make it faster and cheaper if they really want to adopt it by many people ,which s the real problem for them since they dont have idea how to do it safely which is the real issue when you are creating digital money. They will make more attempt to create their own becuase they are looking for future business that can be build using crypto currency or digital money and they need to create test it many times even they know its hard for them.