Ghassaei developed a technique that converts digital audio files into 3D printable (33 rpm) grooved plastic discs, that actually play on regular turntables.

ENGADGET: 3D printed record puts a new spin on digital music (video)

For alternate methods of routing audio through the device, there's a USB port that can play digital audio files straight off of various PMPs and USB thumb drives.

ENGADGET: Eclipse's AVN 2210p apes TomTom One's portable style

Dr Christen and her team of software developers came up with what is described as "a website that's not online", containing photos, digital video clips, audio files, digital reproductions of cultural artefacts and documents.

BBC: RELATED BBC SITES

These APIs enable the recognition of music from text lookups, CDs, digital files and audio captured with a mobile device, and returns descriptive metadata for more than 2, 000 music genres and sub-genres, artist origins, and more than 100 music moods.

ENGADGET: Gracenote unleashes its vast musical know-how to developers

When I heard audiophiles rave about "hi-res" audio files digital-music downloads that purportedly sound superior to what you hear on CD I was suspicious, and a little intrigued.

WSJ: Sonic Truth

Not only does it play back MP3 music files, but it also can record live audio and shoot and display digital still photos and MPEG-4 video.

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