If/Then comes to Philly for six-day run, June 21 By Denny Dyroff, Staff Writer, The Times  Tord Gustavsen, Jarle Vespestad and Simin Tander. Tord Gustavsen’s latest project is like the musical equivalent of a master chef fusing together culinary elements from a number of very diverse cuisines — elements that do not seem as if they are at all compatible — and coming out with a very tasty...