ARPANET was started in the 60's. I'd call the WWW more of a killer app than a disruptive technology. Crypto does have to compete with alternatives that are pro

ARPANET was started in the 60's. I'd call the WWW more of a killer app than a disruptive technology. Crypto does have to compete with alternatives that are protected and funded by the govt itself. And the main problem is the slow transaction processing as I understand it. Still not technologically competitive for big systems.