Well, you should release the source code, or else a DOS executable file that can run on DOSBOX, or a .NES ROM image file, or whatever, the end user can then pro

Well, you should release the source code, or else a DOS executable file that can run on DOSBOX, or a .NES ROM image file, or whatever, the end user can then provide their own emulator to run it on. Only the end user shall have full control over what runs on their computer, not you. I currently use Linux and it is much better than Windows (although I didn't like the desktop environment so I uninstalled it, but customizing the system is what I do regardless of what operating system).