Backup your vintage Nintendo Game Boy cartridge data
Alex found himself needing to backup the saved game contents of his Nintendo Game Boy cartridges, and solved this problem neatly with an Arduino. Apart from documenting the process very well, he also explores the technical details of the cartridges and how to read the contents of the memory chips. You can watch the process in his demonstration video:
As time progresses the problem of safekeeping data from older forms of media starts to rear its ugly head. Although this is 'only' a video game, it is an interesting catalyst to consider doing the same for more important forms of data.