A DIY Turing Machine

Mike Davey wanted to build a real Turing machine, but unfortunately he could not find the infinitely long tape required for the project. His solution? Using 1000 feet of white 35mm film leader and a dry erase marker. Result? Brilliance.

Davey's description of the machine almost makes your head spin a tiny bit, but after watching the video above, it'll make far more sense:


I think Alan Turing would be proud. [Touring Machine via Make]