Humans receive an enormous amount of training data in forms not currently available to LLMs.
If you locked baby Einstein in a room with the collected works of humanity and left him there for a lifetime, I doubt he'd have even learnt to read on his own.
The greatest advantage you can have in life is a creative mind and I don't believe that is something that can be taught. It can be stomped out of you as a child, but it's not learnable.
There will be much value in automating the tedious and the routine.
Of course, that doesn't make for a great science fiction story. We first have to placate all these science fiction fantasies and in the process we will automate the tedious and the routine as a side effect of trying to figure out how many AGI can dance on the head of a pin.
Then human creativity will just be worth all the more.