I'll still take this as progress. With thermonuclear reactors it's perennial 20 years, similar for flying cars, in-house robots, manned flight to the Mars, so 5

I'll still take this as progress. With thermonuclear reactors it's perennial 20 years, similar for flying cars, in-house robots, manned flight to the Mars, so 5 years as a stand-in for "foreseeable future" sounds like a good step ahead.