Ask HN: What are the best resources today for learning AI/LLMs

I know of a few resources, but I'm sure there are others and would love to gather some pointers from the HN crowd. These come to mind:

https://course.fast.ai/

https://www.deeplearning.ai/courses/

Andrej Karpathy youtube and github:

https://www.youtube.com/@AndrejKarpathy/videos