Earlier quoted context omitted.
You're stunning me here. It's like you're objecting to someone saying gymnasts are coordinated or air traffic controllers can handle a lot of stress. Intelligence is a core qualification for programming, like height for basketball. You can't say "I play basketball, so I'm taller than others", but you can say "We're all basketball players, so we're likely taller than most". We're _selected_ for intelligence.
Citing Kathy Sierra’s book, Badass (pp 91–92) > Evidence has been mounting for decades that for most non-sport domains and for most people,“natural talent” is not an absolute requirement for reaching high levels of expertise. > Other than the sports that depend on specific physical prerequisites, few domains have hard genetic limits for expertise.There is a way in which natural ability might contribute to high expert…
(Ask yourself how well the writer could explain monty hall, or regression to the mean, or what's wrong with p-values, to get an idea whether they can possibly have a handle on the material.)