A machine now explains science to Kavitha’s class more patiently than she can. When anyone can have the knowledge, what is depth? An old Indian teaching answers: hearing is never enough. Depth is what knowing does to you.

Priya spent two weeks doing her best work on a part of the product that was already being thrown away. A machine makes you faster at anything, including the wrong thing. Who decides what the work is for?

Priya did her best work on a module already being thrown away. A machine makes you faster at anything, including the wrong thing. Part III is about working beside it: framing, depth, judgement, checking, and change.

The print edition of this book drew a line around what machines could never do. Some of that line has already moved. This chapter tests every “AI cannot” claim, puts a date on each, and finds what stays when the skills are matched.

A machine found the spot on the X-ray that the radiologist missed. Nobody was fired. Three posts will simply never be filled. Replacement rarely looks like a machine taking your chair. Usually it is a chair that is never offered.

Nothing is more useful than water, Adam Smith wrote, and nothing buys less. Intelligence is moving from diamond to water. Its price is falling fast. Its usefulness is not. Your wage was tied to the price, and your worth never was.

A machine read an X-ray in four seconds and found what a radiologist had missed. Nobody was fired. Part II asks what the machine is, what it replaces, what it cannot, and how far to believe it, with a date on every claim.

In 1930 Keynes wrote a letter to his grandchildren about a disease called technological unemployment. The letter was addressed to us. If a machine can do what you do, what are you? The terms are being set now.