Notes concerning “Alternate history”

• Steampunk spintronics: magnetoresistive relay logic? 2013-05-17 (15 minutes)
• Quadtree compression of terminal video RAM to do a megapixel windowing system in 6 KiB 2013-05-17 (9 minutes)
• Saturation detector 2013-05-17 (3 minutes)
• An extremely simple electromechanical state machine 2014-04-24 (16 minutes)
• Alien game challenge 2015-09-03 (6 minutes)
• Vitruvius could have taken photographs 2016-07-30 (1 minute)
• A plotter language of 9-bit bytes 2017-05-29 (updated 2017-06-01) (11 minutes)
• Wang tile font 2018-08-16 (5 minutes)
• Gradient pixels 2018-08-16 (updated 2018-10-28) (9 minutes)
• Hall-effect Wheatstone bridges for impractical steampunk electronic logic gates 2019-04-24 (2 minutes)