Visa scale only requires gigabyte blocks. That's not doable today, but it is not TOO far off. And by the time adoption catches up, maybe the technology and ba

Visa scale only requires gigabyte blocks. That's not doable today, but it is not TOO far off. And by the time adoption catches up, maybe the technology and bandwidth costs will be capable of supporting it. The blocksize does not need to increase forever. All it has to do is replace all of the world's financial transactions.