Rodney Brooks has a history of skepticism about AI (said in 2009 that he doesn't think AI is even possible), as does Gary Marcus (who's been anti-deep learning since 2011).
"AI is hype" hit pieces always quote them.
There's certainly people who work with particular tech that are pessimistic or optimistic about it.
I think you have elaborated on your true objection, his past skepticism about statistical methods. I don't think that equates to a blanket skepticism. I also refer you to the talk in my original post. He points out that there are breakthroughs and pitfalls that are unanticipated. He outlines specific pitfalls to autonomous driving that he feels no one has adequately addressed.