Greetings Atari fans.    I have had the standard Atari Flashback X sitting around here for a few weeks and finally got around to creating a custom firmware to allow you to load additional roms with boxart from USB (using USB OTG hub/cable and a USB drive of your choice).   The basic idea is the same as the firmware I created for using the SD card on the Flashback 9 series, see original thread here:     Attached here you will find a CFW version for the standard