Various wikis use section=new on js or css pages in combination with "preload" and "editintro" to make it easier for non-developers to "install" a user script or style modification.
For example on [[nl:User:Krinkle/RTRC]], https://nl.wikipedia.org/w/index.php?title=Gebruiker:Krinkle/RTRC&action=render, there is a link to:
But this results in the "sectioneditnotsupported-text" error message as of recently.
Version: 1.21.x
Severity: major
See Also: