U.S. Outgunned in Hacker War. Top 10 DIY Miracles You Can Accomplish with a $1 Binder Clip. Turn Your Wall into an Awesome DIY Projector Screen for Less Than $50. You guys should consider mentioning what I consider the easiest, cheapest, highest quality screen out there, which apparently noone ever knows of.
Magic words? Home Depot SKU 174-278 You get a Do-able board, which is similar to 1/8" thick, stiff vinyl, and without painting, treating, or anything, you can just start projecting an awesome quality image onto it. You can even have the friendly folks at Home Depot cut it for you so you have less work to do. Just Buy, Hang, and Enjoy.