In football, after every play, there’s a seemingly interminable period until the next play starts, during which they show replays and talk about what they just saw. The delay is even longer for plays involving flags, and perhaps just long enough:
They could set up a SMS number and show it on screen after every flag, [...]

Are you like the old me, tired of the cluttered mess of cables in your closet, or worse yet in your car or on the bus? Try the new dpk CableHolderThing™ 5000™*!

Here’s how it works. Just slip one end of a cable under one of the patent-pending elastic cords along the side, and wrap the [...]

Seems to me that most people want to stretch more frequently and/or regularly. I know I do. So, how about this: A website where you can sign up and enter your IM contact information (Yahoo!, MSN, AIM, etc) along with a schedule. The code on the servers sends out a reminder, along with a link. [...]

These may already exist, but I was not able to find them with Google (perhaps that itself means it doesn’t exist).

Interior pet door – Great for people who have pets that sleep with them, and still want their privacy. It would be installed by carefully cutting a rectangular hole on the opposite side from the [...]