To the credit of all of those involved, the first Simon & Garfunkel performance in 11 years wasn’t put on as a cash grab, but as a free concert on Central Park’s 18-acre Great Lawn. Over time, even that seemingly idyllic, unimpeachable night in Central Park became a subject of some discomfort and animosity, as Garfunkel came to resent the fact that Simon had chosen a setlist “that had seven Paul songs and one Artie song,” he told the Boston Globe in 2015, referring to the imbalance in solo material selections from their respective catalogues.