I use nfo files. I recently moved all my movies to be under an alphabet folder (all the A's together, B's etc etc).  In addition I removed and re-added then to radarr for this (which should have set the date/time to the 'In Cinema' date.  My dates in emby are a bit of a mismatch.  I understand the NFO's would have overidden the date stamps anyway. Summary of where I want to be - the date added is the premiere date - just once - so the latest media for the Movies does not show really ol