1 single folder and yes it was in the windows user Movies folder. I had a sub folder called "Series and Movies" which was emptied out. The update was the latest one, I'll check after some coffee and chow.
Extra (1TB) Free hd space may indicate definite loss. Otherwise install void tool's 'everything' and run as administrator and type some file names to see if it picks it up somewhere. All this should take 1 minute.