Very comprehensive and to the point. Now I see this point of view from a different perspective. I think that I agree with majority of it now. There shoudl be space for different content. We just need a proper and organised way to seprate different content to make the search easier for different users.
About TIL. I myself have tried to stay true to the concept since the beginning. I kept posting short, quality content using til as first and main tag, although I have added 1-2 other tags with it if the topic related to them.