Babbage’s Barrels Realized with Miniature Reflective Infrared Optical Sensors

Thanks to Edward for sending us this tip! Edward writes:

this YouTube video shows some successful beginning steps in building an opto-electro-mechanical computer that could theoretically be built using materials available in the late 1880s.
More about that here: Neon Lamps and Photoconductors Illuminate Logic-
https://www.eetimes.com/document.asp?doc_id=1279395

I am pretty sure you all must know about Babbage’s Barrels but I think this is a good link also:
http://meccano.us/analytical_engine/index.html

I will have a finite state machine working soon and would love to hear thoughts on writing a compiler. A phosphorescent RAM and display drum is in the works also.

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