I agree with you that AI is a well-funded area of research, although if you take the view that traditional forms of research, eg private or academic, come with crippling problems -- short-term horizons, corrupting influence of profits, publish or parish, time wasted in meetings/grant-writing -- then you can see the potential of having a more long-term, focused, and centralized space for inventing AI.
>> YC Research decided to join the same arms race that companies like Toyota are joining.
Or perhaps YC Research providing a sandbox next to a warzone.