Apologies, this is turning into a Philips-themed day! The company has just announced the GoGear SA52 PMP, which plays MP3, WMA and AAC music files, along with WMV video. With 4GB of storage and a 2.8" QVGA LCD display, it also features some controversial audio 'upscaling', where the Digital Signal Processor adds 'quality' to the compressed audio tracks. I'm always hesitant to recommend products that enhance...