A Signalling Theory of PKMThe reason Knowledge Graphs and other PKM memes are so trendy is that, by publicizing one’s overwrought Knowledge Management System, people think they are showing off their big brains. Perhaps for some people, it sincerely feels like intellectual progress to externalize one’s overgrown web of ideas and one’s arcane system... See more

The problem with the Knowledge Graph ideology is that everything in your mind is already situated in a graph structure. That is precisely the problem. It’s big and complicated, with way too many connections everywhere. There’s no good in replicating that web in digital form.