"In Bullshit Jobs: A Theory, David Graeber makes the case that a sizable chunk of the labour economy is essentially people performing useless work." I would tr

"In Bullshit Jobs: A Theory, David Graeber makes the case that a sizable chunk of the labour economy is essentially people performing useless work." I would treat a bullshit job as any job/living that requires you to do useless work. How do you define "useless work"?