With the same distinctive side ribbed design as earlier versions of Icewear, Tunewear's silicone rubber case Icewear for iPod touch 2G ($25) comes with a clear film screen protector, together protecting the entire touch save for its Home button, bottom ports, and four small lanyard holes on the back. This year, Tunewear has shifted to a matte-finished rubber rather than the glossy ones favored in years past, eliminating the "wet" look and feel that…