The inspiration came from this project, which is also going to be its main purpose. I also have an odd fascination with vacuum tubes, and this looks like a big one.
The case has an LED inside that’s hooked up to the GPIO pins. However, as of this writing I haven’t assigned the LED to do anything but just chill out inside the tube. The inspiration link above features a script that’ll get it to blink when files are synced. Since all we’re