By Nathan Ridley Jak Jones was criticised for not taking to the the practice tables during a historically bad start to the World Snooker Championship final. Pre-match favourite Kyren Wilson won the opening session 7-1 at the Crucible in Sheffield, as Welsh qualifier Jones put in the worst start since Jimmy White struggled against John Parrott in 1991. The 30-year-old – playing in his first ever ranking final – did at least manage to win the eighth frame with a break of 65, celebrating with an ironic punch in the air. But his performance has been slammed by six-time world champion Steve Davis, …