The term is a major draw for users with limited data or storage. In the gaming community, this usually refers to "repacks" where high-quality audio and video assets are stripped or heavily down-sampled to shrink a 35GB–40GB game into a few gigabytes. However, excessive compression often leads to:
While there are many "highly compressed" ISO files for God of War 3 The term is a major draw for users
However, you cannot compress a 35GB PS3 game into 400MB. That would require removing 99% of the game data. No compression algorithm (7z, RAR, ZIP) can achieve that. ZIP) can achieve that.