A self-contained 5-1/4" floppy disk drive with USB.
Software to read or write Apple II (DOS,ProDOS), Commodore, Atari, MS DOS, CP/M, etc using Mac or PC.
Options: Built-in emulators, protected disk copy, disk duplication, disk repair, integration with online archives (asimov, virtual apple, etc.), desktop disk mounting, etc
Has it been done?
Who wants to make it?