Mountain climbing is one of Helmut Dubnitzky’s extravagant hobbies, part of his imprint as a DJ emerging from the foothills of the German Black Forest more than a decade ago. It is no accident that in 2011 he intends to climb higher still, marking his ascent in recent years with releases and remixes for labels such as Micro.fon, Kiddaz, 8bit and Cecille. But, obviously a climber cannot rest for long. Helmut Dubnitzky wants to carry out his definition of groove. To him it..