Part of the reasons for the loss at the BBC was due to copyright / licensing issues. > Long-standing agreements with UK talent and musicians unions made it dif

Part of the reasons for the loss at the BBC was due to copyright / licensing issues. > Long-standing agreements with UK talent and musicians unions made it difficult too. Most UK television programmes were only ever contracted for one domestic repeat broadcast and so once a programme had been repeated once, there was often considered to be no point in further retaining the transmission master. It’s purpose had been served. From: https://www.bbc.co.uk/rd/blog/2017-12-morecambe-wise-video-film-archive-restoration https://www.bbc.co.uk/rd/blog/2017-12-morecambe-wise-video-f...