I think it will shortly move from hard to impossible. Not before we pour billions of dollars into it though.

I can not conceive how it will ever be solvable for the bias paradox and the intelligence paradox. I've written about both of these in the following:

https://dakara.substack.com/p/ai-the-bias-paradox

https://dakara.substack.com/p/ai-singularity-the-hubris-trap