Tech companies desperately want to film you doing chores

This week, an AI training startup called Shift said it would clean New Yorkers' homes for free. It has plans to expand into other cities as well, including London, and looking around my flat, I get the appeal. But there's a catch. There's always a catch.

In exchange for the cleaning, Shift wants footage of its cleaners at work: scrubbing dishes, wiping counters, dusting tables, mopping floors. It wants everything.