Mystery over Bosch's piper

With the spotlight on Hieronymus Bosch in the year of the 500th anniversary of his death, a Dutch specialist has raised an intriguing puzzle. Why is the prominent bagpipe player in the foreground of The Haywain holding his instrument incorrectly? The piper is the figure in blue, just to the right of the centre. He is seducing the nun with a sausage dangling on a string. The Haywain is now one of the key works in the Prados current retrospective.
Jos Koldeweij, a curator of the exhibition held e