> I'm also not quite sure how often large chains are importing their opening hours into OSM
Very rarely, to almost not at all. Most OSM imports are still either roads, address points or buildings. PoI imports are very rare (to be almost non-existant)
Very rarely, to almost not at all. Most OSM imports are still either roads, address points or buildings. PoI imports are very rare (to be almost non-existant)