At that page, I recommend adding a pointer/acknowledgement to the existing project-specific Policies and Guidelines about image use.
- help to familiarize newcomers with the many details that have been worked out over the last 15 years, and
- help everyone make suggestions/corrections in the appropriate locations (rather than trying to reinvent all the details in this page), and
- avoid the possible misinterpretation that this page is meant to supersede those local pages.
For wording and links, I suggest something like:
Putting to stalled, as imagery treatment is overlapping or involving various community policies and we will stall this for not duplicating content, which is not fully applicable across projects.