Is using a Christmas light timer not an adequate solution to this problem?

Another idea is to Velcro one of those wall mount inbox paper holders to the side, so you could just slide the clipboard in and out without having to align Velcro or pulling the cart with the board.

What is wrong with the mp3 players you’re finding on Amazon? What do you mean by something better? What are you trying to get, and what are you trying to avoid?

Methane is bad, but CO2 is more prevelant and lasts longer. Of all greenhouse gases, curbing CO2 should be the number one priority as its effects last much longer.