Top row: Rory Gallagher, Public Enemy and David Bowie; bottom row: John Coltrane, The Rolling Stones and Aretha Franklin. Photographs: Fin Costello/Redferns, Suzie Gibbons/Redferns, Richard E Aaron/Redferns, Gai Terrell/Redferns and Estate of Keith Morris/Redferns, all via Getty Images

Every minute of the day more than 100 hours of video is uploaded to YouTube. It’s an inventory that will include a huge swathe of this, that and th(...)

Between now and September, a weekend will not pass without a festival or big music show of some stripe or other to tempt you with its wares. The bi(...)