Well the “something” is energy and therefore money but neither began with an ‘s’. Energy Circle recently took a look at comparing Wii, Xbox 360 and PS3 energy use, with some surprising results, and broader context on immediate and long term cost.
They look at using smart strips which are power strips with a “control” device, i.e. when that turns on or off, the other devices on the power strip turn on/off as well. Useful if you keep your DVD player or console plugged in all the time.