If you donate to a charity or special cause, you want to feel that your money is well spent. It's also good to get a 'thank you', either in person or by letter.

But watch this little video, taken yesterday at the Oxfordshire Museum in Woodstock:

As you put your money in the letter box, Gloveman suddenly wakes up. Lights flash, a mangle turns, and a whole array of weird features spin and animate.

Pure fun. Instant gratification. A hard act for an automated email to follow. Here's a challenge for online donation systems!