Interesting experiment, however I wonder how strictly the author was able to stick to not using anything that stores a program. Strictly speaking, this disquali

Interesting experiment, however I wonder how strictly the author was able to stick to not using anything that stores a program. Strictly speaking, this disqualifies mundane things such as riding an elevator or driving a car that was made in the last 30 years, or even going up an escalator or riding a train. Virtually anything runs a program.