It doesn’t seem hard to allow this kind of feature to be natively supported by the forum, either by having wiki articles which aren’t tags or by allowing a mode where anyone can edit a post.
More here: https://forum.effectivealtruism.org/posts/NxWssGagWoQWErRer/community-posts-the-forum-needs-a-way-to-work-in-public
It doesn’t seem hard to allow this kind of feature to be natively supported by the forum, either by having wiki articles which aren’t tags or by allowing a mode where anyone can edit a post.
More here: https://forum.effectivealtruism.org/posts/NxWssGagWoQWErRer/community-posts-the-forum-needs-a-way-to-work-in-public