For the love of all this is holy, do not read this article. If the internet has taught has anything, it's that you cannot unsee an image - I predict you will not be able to unsee upside-down H's (and even an S) post-reading. Save yourself.
It reminded me of PG wodehouse's characters who would study newts. The British Gentry had nothing better to do with their time
ob. XKCD:
https://xkcd.com/1015/