While the whole build is impressive, the most clever part involves a 3 1/2″ floppy disk that hides an SD card and works like a regular USB flash drive when inserted into the floppy drive.

Historically, booting a Raspberry Pi required an SD card. However, if you follow [tynick’s] instructions, you can get a Pi 4 to boot from the USB port. Combine it with a small solid state disk ...

a BiCS8 flash 128TB high-capacity QLC enterprise SSD (eSSD), new SD cards in 8TB capacities, and a 16TB external SSD for ...