Changes

Sega later collaborated with a huge number of fan emulation developers for their countless retro collections, both from Japan and elsewhere. Albeit some exclusive content was later on tampered with to prevent its compatibility with third-party emulators, to limit piracy and unauthorized resellers. Ex-Sega of Japan developers also worked on fan emulators. A lot of developer interviews by Sega developers discuss common emulation topics like input delay and CRT shaders and screen scales.

Dumping tools, copying home media and home video content, media player softwares with optical discs encryption and copy protection techniques and codec situations since all of them are somewhat related to emulation, either directly or indirectly. Copyright infringement and attempts to remove infringing content through the Digital Millennium Copyright Act (DMCA) have been ongoing issues in the [[Home_Media_Player|home media and home video]] (especially VCR), [[Ripping_games|dumping tools]] (Lockpick_RCM taken down by Nintendo DMCA), [[Home_Media_Player#Media_player_software|media player softwares with optical discs encryption and copy protection techniques, codec situations]] (HD-DVD and Blu-Ray disc support etc.)