"I have to say the field was a complete rag-bag of fragile, vague methods. And efforts to extend these didn't help them." You say that like it's not still stat

"I have to say the field was a complete rag-bag of fragile, vague methods. And efforts to extend these didn't help them." You say that like it's not still state-of-the-art in machine learning and AI today. (And piloting self driving vehicles around public roads...)