[simianwords]

this is a low quality comment that doesn't address the simple explanation: more productivity means fewer people are required.

[weakfish]

Disagreement != low quality, and that explanation is incredibly naive and simplistic

[throwaway2037]

I would say the GP's phrase: "more productivity means fewer people are required" is perfect summary of my opinion (and post). Sure, you can flesh if out, but that is crux of my argument.