> Let's Encrypt is free.

Free of financial cost perhaps, but not free of effort. Let's Encrypt is a pain to set up and maintain on a self-hosted website, if you don't maintain websites professionally and don't have experience.

People lament the centralization of the web, but this https-or-the-highway mantra is contributing to exactly that! Because there is a way to truly get https "for free", and it's to throw up your site on Github Pages or Squarespace. Or just use Facebook.

I don't understand why they would be, in general. The content isn't interesting for snoops. I supposed it could screw you if you had an elaborate Murder She Wrote plan to kill someone that relied on a math trick, and visiting this particular page was enough for the jury to convict.