Because you want everything to the same topic to appear under the same title. All wiki pages to "sacrament" or "NIP-24" should be in one list, for example.
I don't know, I'm thinking it's a short uuid,
but in wiki format it's like the title https://github.com/nostr-protocol/nips/blob/master/54.md
Discussion
ok, so it will be something like nostree.me alexandria-uuid
now I saw how to make the wikilink [[ ]], thank you.