The issue calls to mind the “Lil Abner” comic strip back in the 1950s . . . and the advent of the Schmoo. This creature (of the cartoonist’s imagination) loved people and turned itself into whatever the nearest person wanted. You’re hungry? The Schmoo turns itself into a ham instantly.
The obvious question being, "how does the pig farmer make money?” For that matter, if Schmoos are ubiquitous, how can anyone make money?
Telephone operators were women - but there are far more women working now than in the days of the “Number please” telephone operator.
Is your point that the economy is always evolving, and that new jobs will replace jobs lost to robots?