It advanced at a glacier pace because there was no massive driving force. It only kicked off a bit with cell phones and then in any substantial way with laptops. (Yes, batteries existed before that for different things, but there was no massive driving force.) Now imagine what would have happened if we funded it starting in the 1970s.
It's incredible how certain people are conditioned to think the sound of a gas motor and shifting because your puny motor is out of optimal torque and rpm range are manly.
There’s a right wing seminar of economics that they invite and “educate” supreme Court justices on how economics works. Well their ideology of economics anyway. Don’t recall if it was a one time thing back then or ongoing but holy cow.