Despite the hours that Barnes pours into each page, he uses his notes only sparingly during actual gameplay. “They are there purely as a crutch and a point of reference if need be,” he said. “If I was a newspaper reporter, I could keep my match reports, but radio is transient, so my notebook is my personal record of the matches I cover.”
There is a website for this:
glastonburyfestivals.co.uk/areas/arcadia/
Amazing stage tech!