Wasting CPU cycles for anything except profit
When we left Astoria for our trip home, I took about 30 pictures of the Columbia and the Oregon riverfront so I could feed them into the autostitch program when I got home. Tonight, I fired it up, fed in the pictures, and walked away from the laptop for six hours as it glowed red-hot while trying to match the pictures together, with the result you can see at the top of this post.