Originally Posted by Mustard
Hoad pulled out of the 1960 world pro tour injured, didn't he? I believe Rosewall took Hoad's place on the tour, if I'm not mistaken? The Tournament of Champions was discontinued, and soon sponsors started to leave and the US Pro's finances in Cleveland and the French Pro's finances at Roland Garros, began to suffer.
So perhaps that was the reason. Thanks Mustard.