I am not sure why this is news. Classic economic warfare.

Parents with higher education and stable incomes have the resources, time, and knowledge to supplement their children's education. This includes tutoring, enrichment programs, monitoring social media and phone use, and advocating within schools, as well as sending their children to smaller, private schools.

Most Joe Six Pack parents hand their children unrestricted iPhones and let the schools raise and baby sit them, while the parents sit back getting fat soaking up social media and TV.