[Nicholas Carlini] programmed a C implementation of two-player Tic Tac Toe, and he did it in a single call to printf(). The arguments for that single function call get mind-bendingly complex, so it… ...

The droplets then faced off against an ideal, standard computer in games of tic-tac-toe. The moves were again input as voltage codes into the droplet, and the output was mapped to what move the ...