Burberry-like plaid continues to be all the rage in recent iPod case designs, as Speck Products' new TechStyle Classic for iPod blends a brown or black "leather grade material" exterior with a classic beige plaid canvas lining. Unusually, TechStyle Classic consists of three pieces: a traditional iPod case with screen and Click Wheel protection built in, but limited top, bottom, and side corner coverage, a swivel belt clip-adorned matching holster…