Ben Folds is a consummate master of contrast. Equally adept at playing plaintive ballads as he is at belting out looney tunes rock and roll, he comes across as a younger, only slightly less grizzled Randy Newman. Folds’ lyrics certainly have the same bite, and are similarly coupled with ear-worm melodies that belie the sardonic nature of the subject matter hiding in plain sight. So, during this evening’s lengthy set the audience is treated to particularly poetic versions of ‘Still Fighting It’, a beautiful tableau of a father-son relationship, and ‘Fred Jones Part 2’, another of Folds’ character studies whose…