Hello happy kinja people! This is the often weekly Whitenoise, Hackerspace, Groupthink, Powder Room, Odeck, Tay, Oppo, Backtalk, and Clashtalk cross thread; its goal is to facilitate discussion among the neighborhoods. What’s going well this very lovely day? This week I have a scavanger hunt for ya’ll:

Once upon a time I had to draw finite state automata, circuit diagrams and program an FPGA to do the thing shown above (a basic calculator), and so I want ya’ll to bring back vids of contraptions of things you had to do in school.