Well, everyone’s doing Webmentions these days. So, there’s a bandwagon here to jump on. All this is really my fault. It is a good idea that, when I write a post which links elsewhere, that the elsewhere gets told that I linked to it.
"Get to Philosophy" is the observation that clicking on the first link in the main text of a Wikipedia article, and then repeating the process for subsequent articles, usually eventually gets you to the Philosophy article.