On a different note: does anyone happen to know if that's a standard Wordpress theme? I've been looking to find a simple theme and this (or something similarly minimalist and text-focused) would be perfect for my needs.
http://gregorygundersen.com/blog/2020/01/12/why-research-blo... has a HTTP header last updated on 01/13/2020 04:34:31.
http://gregorygundersen.com/blog/2019/12/23/random-fourier-f... is 01/13/2020 04:34:30, or 1 second earlier.
Also the source code has a link to http://gregorygundersen.com/css/markdown.css which 404's.
Not sure if it was this comment that prompted it, but I was looking for the same and noticed he pushed an empty repo about an hour ago on Github — https://github.com/gwgundersen/blog-theme