It's a bit rude for HN, but from the bottom of the article,
> "But if plaintext is so good, why is this page written in HTML?"
> This is a reference document, not an email, you twit.
> "But if plaintext is so good, why is this page written in HTML?"
> This is a reference document, not an email, you twit.
They could have made this site plain text and followed all of their own guidelines, but they didn't. Instead, they wanted to make the site look prettier to get their message across with additional formatting plain text can't handle. They're reducing accessibility and increasing security issues just for their own superfluous desires.