The Sound of One Hard Drive Failing:

Listen to this — it's the winning entry in a competition to make the most interesting musical track based entirely on sounds made by failing hard drives on Hitachi computers. [Hitachi, it turns out, had posted the various sounds its failing drives make as a troubleshooting guide for users . . .] Seriously. See the description of the contest at the Gizmodo Gadgets weblog. It's quite a lovely little piece of ambient music ... [and thanks to J. Lewis for pointing me here]