The PDF is a summary/introduction for a whitepaper.
The last page links to the whitepaper for more information. Using the word whitepaper. And you need to either go there or somewhere with the same content for a full understanding.
Come on, work with people. It's very clear what they meant, and their wording is reasonable.
I don't even need to go into how they were using quotes to be inclusive of things similar to whitepapers...
Your bias is that you are against Web3, so unfunny jokes and incorrect information by other Web3 haters is totally cool, but in-depth explanations, or presentations summarizing years of work in Web3 to produce free helpful open source software, are silly and to be criticized without even engaging with the substance.