No need for such hostility. One of the important practices in OSM is verifiability. https://wiki.openstreetmap.org/wiki/Verifiability

We are all working together on one project.

If you truly believe that this name is useful and not used by a small handful of people, then at the very least we should add source:name=local_knowledge for other mappers to understand what's going on here, which I'll do right away.