Pneumatic alarm-clock that wakes you by bouncing the bed up and down

I wish the video was embeddable, as this has to be seen to be believed: the alarm-clock is attached to a pneumatic gas-lift under a bed that picks it up and bounces it up and down like a lowrider car:

Built by reader "Kevin" for a contest, this computer-controlled alarm clock is touted as the world's largest. To be more specific, he "mounted a large air cylinder to the head of [his] bed and a valve, controlled by a computer, which [he programmed] to wake [him] up in the morning." Continue reading to see it in action."
World's Biggest Alarm Clock Shakes You Out of Bed, is Computer-Controlled (via /.)