At the conclusion of The Beatles' final live performance on the Apple Corps rooftop on January 30, 1969, John Lennon famously told those listening, "I'd like to say thank you on behalf of the group and ourselves, and I hope we passed the audition".

When you think about live music, what comes to mind first? Maybe it’s the roar of the crowd, the feeling of bass pulsing through your chest, or the way a single voice can command thousands of people to move as one.