The last 300 years during which capitalism and tech have done more for the common man than any other ststem in the last 30,000.

Uh... I'm not a luddite, nor comparing the modern world w/ pre-electricity society.

I'm specifically asking about the assumption that "if we remove cashiers, supermarkets will obviously bring the prices down" (as a counter-example, I remember reading somewhere that Seattle's minimum wage didn't affect inflation in any meaningful way)