Sony may not shed a tear for the 3.5-inch floppy disk when it meets its maker in March, but you'd better believe the company's crafted a retirement plan for the format that propelled it to fame: the compact cassette. To be fair, the CFD-A110 CD / cassette boom box above isn't actually a new product -- it's a relabeled CFD-A100TV from 2003 minus the nigh-obsolete analog TV band -- bu
