Maybe kids these days are not that bright. D&D for Dummies says it all. (I thought it was an April Fols type prank.) I suspect some marketing researcher found lots of people felt intimidated? Even worse than being less intelligent. Its… a… game… Have fun! Who cares if its “right”?
Between high school and college, I taught a good 30-40 people to play. Most were of less than average IQ. All it takes is patient players and DM for a couple hours.