I'm guessing this Walter Isaacson bio is going to be a puff piece. I think he picked the most critical excerpts to get attention early but then he walked back the Ukraine one and sends cnbc this drivel.

My main reason for this prediction is looking through his likes on Twitter he seems to have embraced Elon's circle of sycophants.

So they switched from A* and other algorithms to neural network for navigation.

This may be the right approach... but this also means when something goes wrong (such as an accident) they won't be able to figure out why it happened.

From TFA: "It’s like ChatGPT, but for cars".

That says it all...

But Karpathy quit?