Board Thread:Support Requests - Designing Your Wiki/@comment-34631921-20200526210606/@comment-168424-20200528180717

Andrewds1021 wrote:

Oh. I see. Well, local CSS/JS impacting the editor is not new. It also happens for the legacy classic editor as well. However, I suppose it could be particularly bad now that the editors are always in-page.

It never happened in the source only editor, but we don't get that anymore.