Following the very interesting conversation in meta today, https://chatlogs.metabrainz.org/libera/metabrainz/msg/4972617/
https://chatlogs.metabrainz.org/libera/metabrainz/msg/4972689/
https://chatlogs.metabrainz.org/libera/metabrainz/msg/4972780/
it was discussed at length and it was tentatively considered that a new ticket for making Collections that are owned by "Modbot or something" that is open to absolutely anyone might be the way to go.
this ticket is connected to MBS-1658 (comment field for entries)
MBS-5818 (ordered collections)
references https://tickets.metabrainz.org/browse/MBS-9737
and literally https://tickets.metabrainz.org/browse/MBS-9428?focusedCommentId=48716&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-48716