It’s the other way round. The fear of being left out makes the lemmies dance off a cliff.

(I know, the movie was fake.)

The capitalist sees that the lemmies keep dancing without wondering why the music is playing.

To prevent starving, establish UBI.

Desalination is cheap enough for human consumption. It can be too expensive to grow food but food can be imported.

They have deserts for solar energy and cheap workers. What else do they need?