Distinct from both its earlier Sportsuit Convertible for iPod classic and its brand-new Sportsuit Convertible for iPod touch, Marware's new neoprene and clear screen-protecting plastic Sportsuit Convertible for iPhone ($35) has been freshly designed to serve as a standalone iPhone case, armband, key carrier, or belt clip-based holder, depending on which of the included parts you choose to combine. Most interestingly, the base Orca neoprene case now…