That's a non-sensical argument; it turns the question of intelligence into a question of popularity. An idea that "survives" in the marketplace of ideas isn't

That's a non-sensical argument; it turns the question of intelligence into a question of popularity. An idea that "survives" in the marketplace of ideas isn't per se rational or intelligent. Indeed, anti-science attitudes worldwide have enjoyed a great deal of popularity lately. Certainly anti-vax ideology is surviving just fine at the moment. If Taleb's argument is that IQ tests are a "swindle" because they don't predict popularity, he's completely off his rocker.