Did LLama3.1 solve the hallucination problem?

I bet we would have heard if it had, since It's the albatross hanging on the neck of this entire technology.

but it can make a human way more efficient, and make 1 human able to do the work of 3-5 humans.

Not if you have to proof-read everything to spot the entirely convincing-looking but completely inaccurate parts, is the problem the article cites.

Enshittification

Once [a company] can make more money by screwing its customers, that screw-job becomes a fait accompli.