I created https://wiki.openstreetmap.org/wiki/Proposed_features/Deprecate_man_made%3Ddrinking_fountain#Examples
I believe there is consensus to deprecate, but it is not unaminous so I created a proposal to confirm consensus.
_______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging
