> To be fair, there are "interactive" teaching methods that scale very well. In old-time schools, it was common for a single teacher to teach a large number of

> To be fair, there are "interactive" teaching methods that scale very well. In old-time schools, it was common for a single teacher to teach a large number of students, who would rote learn a teacher-prepared "lesson" and chant it back word-for-word when prompted. > […] > It was not ineffective, though individual tutoring would've been the gold standard even back then. Then it doesn’t scale very well.