Hacker News Reader

These automated tools are always cool, but from where did you take that we should "Define at least <h1> and <h2> titles in your content"?

SEO purpose, semantic way to define important content

Heading tags also have extreme usability and accessibility features. Screen readers love using them to jump around pages.

You're totally right! Thanks for the update.

Yes, but it is totally arbitrary. Why h1 and h2, not h3? Why not only h1? Why not <header> and <footer>?