Net negative, I'd say, especially in the long run.

By training LLMs, you're neglecting to train the entry level workers who grow to be seniors. If we keep going down this rabbit hole, there will be no one who knows 'the old ways' and understand why we do things a certain way.

Additionally, the energy consumption and land occupation is massive and far outweighs the benefits, making things more scarce, especially since more people will lose their jobs.

For the tiny % of people who actually put it to good use, there's 100x more abusing or mishandling it.