Actually its too complicated to change the title in Ibis due to federation. Plus I would have to rewrite the whole intro. But I will keep it in mind for the future.
Yes articles are duplicated in the same way posts are duplicated on Mastodon or Lemmy, so they wont go away. Moderation doesnt exist so far. There is a search field in the sidebar.
The link goes directly to Ibis where I posted the announcement.
Announcing Ibis, the federated Wikipedia Alternative (ibis.wiki)