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Its not company profits, he clearly makes the point that customers in many faces prefer to interact with machines than humans and its cheaper to have machines than humans.

The work of human in the author's world is designing machines and automate the next step of tasks that haven't been done or spend time on doing more creative tasks and be more inventive.

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It's both. Note, I did say "do a better job for less money". As someone who is a bit of an introvert with bad hearing, I often dread simple interactions where there's a potential for confusion or a language barrier, so I love a self checkout or a touch screen ordering experience. Cheaper or not, this is usually a better experience for me.

Still, that doesn't solve the problem of how do people put food on the table? We can't all build and design machines.

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