Few of them are the types you speak of. Because trust fund kids never really worked, and the NEET types were already out of the system so they had nothing to resign from.
Real people are resigning. Like the tech workers who have been building all the stuff you are using on the Internet today. So much that companies jacked up the wages and benefits and even consented to remote work, and they are still having difficulty finding people.
Because people have really got fed up with the grind, just like what Bogdan says in his article.