Agreed. Plus, people are trained to ignore "wall of text" but will indeed read text labeled as tldr. It's communicating a summary. Due to the mixed bag of good

Agreed. Plus, people are trained to ignore "wall of text" but will indeed read text labeled as tldr. It's communicating a summary. Due to the mixed bag of good writing on the Internet, we as readers cannot rely on the first sentence being an all encompassing summarization of the points.