The author is forgetting one thing: under qualified devs (at the time of a FB interview) can also be lucky and learn the job while building and scaling a produc

The author is forgetting one thing: under qualified devs (at the time of a FB interview) can also be lucky and learn the job while building and scaling a product which has gotten traction. Given the numerous applicants they deny, what are the chances that a few of them get lucky? I'm estimating, with my limited math knowledge, that this will be closer to 1 than one may think beforehand.