The article links to "The PGP Problem" in an attempt to suggest that GPG signatures are bad somehow. Here are my comments on "The PGP Problem":
* https://articles.59.ca/doku.php?id=pgpfan:tpp
The article also claims that Debian has moved away from GPG signatures. This is not true.
This all seems like a pointless distraction from the point that article is attempting to make...