I'm so fast that last night I turned off the light switch in my hotel room and was in bed before the room was dark.

http://shopandbargain.com/electronics/cool/led-light-show-display-cube-light-it-up/
I'm so fast that last night I turned off the light switch in my hotel room and was in bed before the room was dark.
It's a geeky Hi-Tech LED Light Show Cube !
A mesmerizing light display using 64 RGB LEDs. The show runs for over 30 minutes without repeating a one pattern! Each one of the 64 LEDs will produce over a thousand colors of brilliant light for a hypnotizing LED light show that you are going to never forget, unless of course you're hypnotized! The LED Light Show Cube is one of those mesmerizing and calming light shows that helps set you in a tranquil point out of mind. Whether you had a hard day at work, or just in the mood to relax into a tranquil point out of zen, within minutes your body will fall into a pleasant point out of being. If it's action you want, just change your music to something a bit more upbeat and instantly you are going to awaken with the LED cube styles filling your mind and body with the energy you need to get likely !