Visa level transaction scale only requires gigabyte sized blocks. We can't don't gigabyte blocks tomorrow, but that is within shooting distance. Bandwidth cos

Visa level transaction scale only requires gigabyte sized blocks. We can't don't gigabyte blocks tomorrow, but that is within shooting distance. Bandwidth costs have gone down by 20% every year for the last 20 years. And they will continue to go down, making on chain scaling absolutely doable. Micro transactions will never work on a blockchain. But coffee transactions are definitely within shooting distance of possible.