The crowd – one of the sparsest in recent memory – has plenty of room for fans to act out theatrical serenades and, amid the pop-punk blaze of “FWF”, form dozens of micro mosh pits.

As the bedraggled masses make their way home from Worthy Farm, there has been a lot of talk about Glastonbury’s headliners this year. In the run-up to the festival, the feeling was that the ...