jdeaton

To spell it out... "reversing a binary tree" here is just being used as a stand-in reference for any CS-y interview question that is neither relevant to the job, nor particularly difficult to solve but would be much more familiar territory for anyone who has taken traditional CS courses.

The fact that reversing a binary tree is in fact trivial is to help make the point that these kinds of questions are not that useful.

> "The cost of training is the actual bottleneck in AI,"

This really isn't true in general. Maybe in select subfields of AI like language model pertaining this is true.

One of my professors who taught an OS class pronounced fsck as "eff suck".