Rationally speaking, sure. If we replace 10% of jobs with computers running at 10% of the cost, that should mean that 9% of the workforce can now sit at home fo

Rationally speaking, sure. If we replace 10% of jobs with computers running at 10% of the cost, that should mean that 9% of the workforce can now sit at home for all the economy cares. The fact that it doesn't shake out this way in real life is quite straightforward to explain.