Earlier quoted context omitted.
The price of strawberries needs to reflect the real costs here which include paying pickers a living wage. Replacing pickers by robots only masks the problem What? If we had robot pickers then maybe we could get strawberries to be cheap enough that everyone could afford them, not just those who are wealthy enough to not worry about such jobs.
Displacing workers without considering the workers is an externality in action: everyone else picks up the cost. That's what I feel has happened every time work is automated: the specific company sheds labour cost and society at large has to remediate. If we automate farm work equitably I'll be all in favour: the injury rates and low pay are horrendous. Equitably means we have to man up and address what happens to th…
For a start, who will create the tools? The manual labourers are the experts on what the tools need to be able to do? Secondly, if automation decreases the price of a product, it will often expand the market for it, and thus also related goods and services. But also, cheaper, automated products may make related products viable which previously weren't due to excessive cost.
IMHO, automation can increase economic activity sufficiently to absorb any labour excess, however it definitely needs the right planning and control. I think relying on the free market is too simplistic.