You know the acronyms. Services have started, or stalled, or both. What you want now is not reassurance but depth: what the evidence actually says about hours and intensity, a fair account of ABA, honest tables on diets and screens, and the parts nobody warned you about, like your own burnout, your other children, and the relative who still says "he'll grow out of it".
This is the library at full depth. Every page shows its evidence level, and the contested ones show both sides. When you want other parents instead of another page, the community is at the bottom of every article.