It's a very helpful way of saying it shouldn't be bothered to be read. After all, if they couldn't be bothered to write it, I can't be bothered to read it.
I have been using embeddings for almost a decade and am well versed with their intricacies. I think this article has merit. The direction of the investigation and the conclusion are interesting, good to have people thinking about how many distinct concepts can be packed in our usual embedding dimension. Wondering how small can you make embedding before a model becomes noticeably worse, given constant parameter count.
If your content is as bad as AI slop it doesn't really matter if it is or not, but I think it's safe to assume that when a verbose and grandiose post is internally inconsistent and was written after 2022, it's slop[0]
0 https://pyxis.nymag.com/v1/imgs/f0e/0bb/d9346e02d8d7173a6a9d...
Not really.
Pointing out the errors is a more helpful way if stating problems with the article, which you have also done.
In that particular picture, you're probably correct to interpret it as C vs N as stated.