I assume you mean “worthwhile” from the selfish perspective of a worker competing in the labour market. Overall, writing résumés and “selling yourself” is a was

I assume you mean “worthwhile” from the selfish perspective of a worker competing in the labour market. Overall, writing résumés and “selling yourself” is a waste of time that is necessary to deter bad actors. People who believe in the “signalling theory” of education think this extends to the whole education system.