“There was a sense of humour. We were taken very seriously by the world at large, but there was always an edge of fun”: The grimness of Pink Floyd’s Wish You Were Here may have been overstated

1975 album remains a fan favourite – and despite their struggle to make it, the band insist the spirit of love shines through the grief and anger amid the theme of absence and their feelings about Syd Barrett (LouderSound)