I'm not sure why crypto is being compared with historic technologies in a world which lacked the communication and education to spread them, and not much-hyped

I'm not sure why crypto is being compared with historic technologies in a world which lacked the communication and education to spread them, and not much-hyped Internet technologies like eCommerce video streaming or cloud computing which arguably had much greater technical barriers to spread than crypto but were ubiquitous within 10 years and exciting to people that didn't have a financial stake in them. The second bit worth noting if you think crypto is more to follow the Gutenberg path, is that investing in him turned out to be a terrible decision: he made things which were tangibly useful from the start but lost money doing it...