You can only mechanize so much before people start not eating there because eating there ultimately works against their interests.
That’s the thing about automation and labor - There is an ‘automation saturation point’ at which the number of people sidelined by automation reduces the demand for the good you produce.
A Ford Truck costs $55,000 new. That’s a stupid price, and ultimately unsustainable. A new phone can cost as much as $1800. Also stupid. Housing market is starting to feel it now as well.