[Supermancho]

> X does something that is commonly done, in a different way than Y. This means X is useless

It's still not clear how this explanation is supposed to be sufficient to explain the conclusion.

If a comment is collapsed in an IDE and you spend 1 click/key combo to expand it, versus some key combination to pull up the TLDR, the difference is what?

Comments being embedded IN code could be a thing of the past. No PR necessary to maintain them. Sounds like an improvement to me.