A lot of words written and nothing was said except that he wants cheaper backoffice workforce and I guess that he’s observing that cryptocurrencies are not replacing fiat in people’s day-to-day lives to pay for groceries?

Cryptocurrencies have reached an equilibrium, the next step are probably smart contracts and private blockchains between banks.

> the next step are probably smart contracts and private blockchains between banks.

Has already happened: Chainlink, and they're doing very well.