object lesson: test(leds)
Test(leds) is a game you can never win: try to turn on the LEDs faster than a computer program. It was designed as a pracitical exercise in applying the techniques of sewn circuits.
To test human speed, the subject places her finger on the start position at the green arrow. The human turns on the LEDs one at a time by running her finger as fast as possible up to the finish line. In order for a computer to turn on all the leds, press test(leds) to run the program embroidered above. Of course the computer wins every time!