It's hard to direct and regulate the use of technology. The barrier is getting to first breakthroughs, once it's available then it spreads and adapted. E.g. mil

It's hard to direct and regulate the use of technology. The barrier is getting to first breakthroughs, once it's available then it spreads and adapted. E.g. military technologies getting into the civilian markets, or faster computer chips getting into medical devices (surely a market too small to be targeted by Intel, NVIDIA and others).