This is a myth, bitcoin transaction are very slow and take enormous amount of energy to process it will never be able to replicate the speed of banks and visa type transaction.
the whole crypto is a good narratives it just doesn't work well in real life and it has little value blockchain and underlying tech over time will get used but you don't need a single crypto coin for that
you can implement your own private blockchain.
ASX CHESS replacement is such project but it has been delays over and over again so it not as easy as it made it out to be
