> As soon as you start talking about cryptocurrency with oversight to protect my mum and dad, where people aren't just trying to get rich quickly and make sure taxes are paid - people seem to dial out pretty quickly.

There is literally no role for the key feature of blockchain - decentralised ledger, proof of work-backed transactions - in this case. You might as well use a trusted, regulated party with a database. You know, like Visa do.

The "incredible things" are also pointless things. That also burn energy like there's no tomorrow. Double meaning intended.