About this RFC
<https://meta.wikimedia.org/wiki/Requests_for_comment/Standardize_ProofreadPage_namespaces_across_Wikisources>,
John Vandenberg agreed to use the 250 / 252 pair for Page and Index
namespaces, respectively.
Is it wise to just go ahead and request changing one site at a time?
What are your wikis' general opinions about this?