Work, once a matter of years of commitment to a single trade, career track, or even one employer, has in recent years undergone a radical transformation. From measuring work in units of decades, all pointed toward an engraved watch at retirement, we have swung far in the other direction, toward a world in which work will sometimes consist of brief transactions with multiple clients, customers, or employers. New technology has enabled apps such as TaskRabbit and Lyft, which allow us to measure work in units of minutes, seconds, or fractions of a mile moved.

Read more at The Century Foundation