that sweet advertising money.
Mine and my partners parents learned c (badly) at some point. Nearly everyone on the b2b customer support team at my last job could sling some js. A surprising number of marketers learn to wrangle some carousels/buttons/etc. vba script excel monster stories are prevalent.
These people are great to monetize. They are paid well and doing something they don't understand well.
Sure they have. They just don't care as long as they made their quick buck off of it.