It used to be typical for every variation of Raspberry Pi to require booting from an SD or microSD card. It wasn't until the Raspberry Pi 2 Model B that the firmware received an update for booting ...
My $35 server works harder than some PCs.
Many of us have experienced the pain that is a Raspberry Pi with a corrupted SD card. I suspect the erase-on-write nature of flash memory is responsible for much of the problem. Regardless of the ...