I've seen a lot of office spaces, and in many of them it's hard to quickly find a good pen or pencil on the desk, even though the resident has many of them. In a number of cases, all the user needs is a simple pencil cup, and a spare
This would be cool to set up a backyard movie theater. How-To: 5 buck Mobile Phone Projector. Neat low-tech tutorial on how to make a projector for your mobile phone using a shoebox, a paperclip, and a magnifying glass. MacGyver would be proud.