Today's mini project: A 3D-printed box for those $3 USB relay boards: https://www.aliexpress.com/item/5V-2-Channel-Relay-Module-USB-Control-Switch-Computer-Control-Switch-PC-Intelligent-Control-For-Smart/32675468573.html
This turned out to be surprisingly complex.
It's now printing. Let's see how it turns out.
Source code for OpenSCAD: https://paste2.org/e3jjVzP0
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