Something a little different today - we occasionally get emails about certain songs, and how often they were played live, or when did they stop playing "song X", and suchlike. We came across an interesting video which, based on presumably available references such as Glenn Povey's superlative The Complete Pink Floyd book, tracks (as time goes by) the top twenty songs by number of performances. It makes for interesting reading, and whilst it isn't definitive due to the set lists for a lot of the earlier shows not being available, it gives a good indication of things and is an interesting watch in itself: