The Code and facts of a game are usually provided on the emulator by the use of a ROM file (a duplicate of game cartridge facts) or an ISO image (a copy of optical media).[citation needed] Even though emulation softwares by themselves are authorized providing they do not infringe copyright https://emulatoronline87294.wikicommunications.com/5608409/the_2_minute_rule_for_emulatorgames_online