Aling with easy distribution of ideas is an open enough political climate to foster such transference. Most governments from Rome to the Rennaisance were tryin

Aling with easy distribution of ideas is an open enough political climate to foster such transference. Most governments from Rome to the Rennaisance were trying to lock down society to as little change as possible, such as routine wage & price controls, guilds ruling trades, many monopolies granted, etc. Luckily lots of wars kept shaking Europe up. Also, the wealth surplus to allow men of means to experiment, the tech of working metal to decent tolerances in bulk quantity, and the mass production of paper.