If you're an audiophile with $700 burning a hole in your pocket, you might've been tempted by iRiver's Astell & Kern AK100. Already boasting Mastering Quality Sound (MQS) lossless audio playback -- along with support for MP3, Ogg, FLAC, WAV, WMA and APE codecs -- there's now another reason to be seduced by the luxury pmp. Released today, firmware update version 1.3 for the device finally adds
