Considering that the author considers math below his pay-grade not a huge surprise that it is wrong.
YES! I was taken aback by that statement too. I think the opposite: in this age of AI, actually knowing things will be a huge bonus IMHO.
> math below his pay-grade
Completely backwards. Math is much more difficult than programming and LLMs still can't consistently add numbers correctly last I checked. What a strange attitude to take.