How did you come to that conclusion? We've got reusable rockets, probes that have left the solar system, retrieved samples from an asteroid, and had people spend over a year in space already. There are many companies building different models of next-generation space stations and lunar landers.

It's nowhere close to the leap required to get to bitcoin from ancient Rome. Given all the technology we provably have and the tech we're confident will be available in just the next 5 years, what major barriers do you think will prevent us from having permanent settlements off-Earth?

machuPikacchu

It was, and talking about space travel now would be like talking about bitcoin during Roman times

DeltaClimbs

science

Bitcoin for a multi-planetary civilization

By that same logic, space exploration was inevitable before fiat was even born. For someone with a nym based on a prolific physicist you seem to have a distaste for applied physics.