I found I had collections of pictures from each of my Lego case versions. Since the internet loves lessons and OC, here you go!
Keypad with cipher numerals.
This case modification for Dewalt and Raspberry Pi easily packs up for travel.
A 1U rack mount made exclusively for the Raspberry Pi 4 model B, with OLED Screen, Power switch & Dual HDMI.
Binary clock based on electromechanical flip-disc displays.
This launch case is connected to local WIFI network, and triggers Jenkins builds. Release your code with style!