wwrmn writes: There's a debate [bugs.launchpad.net] on whether it's the Ubuntu, BIOS, hard drive manufacturer or pick any player's fault, but Ubuntu (and perhaps any OS) may be dramatically shortening the life of your laptop's hard-drive due to an aggressive power saving feature/acpi bug/OS configuration. Regardless of where the fault lies or how it's fixed, you might want to take some actions now to try to prevent it.
Today's scientific question is: What in the world is electricity?
And where does it go after it leaves the toaster?
-- Dave Barry, "What is Electricity?"