Matthias MProve @mprove@hci.social 路 activity timestamp 2 months ago @downey @codinghorror 馃憜 Timothy Johnson using Sketchpad IIIhttps://mprove.de/visionreality/text/3.1.2_sketchpad.html#ComputerHistory Read more Read less Reply Boost Quote pending approval Like More actions Copy link Flag this post Block