“Ronnie Ou0027Sullivan has joined fellow world champions Judd Trump and Mark Williams by becoming the latest snooker player to slam the sportu0027s fashion in moving towards shorter format events. “These best of sevens are just like pro-ams, like we used to play when we were amateurs,” said Ou0027Sullivan following his 4-3 defeat to Masters holder Yan Bingtao in the Northern Ireland Open last 16.”