That might be your opinion, and it might even be true, but it’s not really the point of the article. Personality traits aren’t mentioned at all.
A better summary would be “Project-based learning does teach you things, but often ineffectively because you’re also made to focus on other concepts besides the one you were initially setting out to learn. Thus the best approach to learning needs to be targeted and customized with the help of a personal coach (and here’s my course).”
A better summary would be “Project-based learning does teach you things, but often ineffectively because you’re also made to focus on other concepts besides the one you were initially setting out to learn. Thus the best approach to learning needs to be targeted and customized with the help of a personal coach (and here’s my course).”