In the late 80s hit “Where the streets have no name” by U2, Bono doesn’t start to sing for nearly two minutes… In 2017, the typical song intro is 10 seconds.
In this fun blog, Richard Sved discusses the lessons we can learn from music intros when preparing our case for support elevator pitches.
https://www.3rdsectormissioncontrol.co.uk/charities-attention-span/
