Those who find it interesting may also be interested to check out Polhem's mechanical alphabet [1], which was created nearly two centuries earlier. Fun fact: I

Those who find it interesting may also be interested to check out Polhem's mechanical alphabet [1], which was created nearly two centuries earlier. Fun fact: I learned about it from a Pettson and Findus tale I read to my children, and I was lucky enough to see parts of it in the museum in Stockholm [1] during last summer. [1] https://www.tekniskamuseet.se/en/learn-more/swedish-inventors/christopher-polhem-the-mechanical-alphabet/ https://www.tekniskamuseet.se/en/learn-more/swedish-inventor...