Mr. Igon Value himself
If eigenvalues and determinants are esoteric knowledge in this day and age then I don’t want to live anymore.
Joking aside, things like these place content Gladwell has said or written under suspicion, because now we are dealing with the Gellman amnesia effect across a broader scope of work and subject matter.
A once in awhile mishap is one thing, typos are common even in the most densely technical of texts. But MG has a history of making lateral jumps to derive nonsensical conclusions to support completely unfounded statements. Elsewhere on the internet we have a term for that sort of creative, lateral thinking: shitposting.