RAR files are compressed archives used to distribute PS3 games more efficiently, but the console cannot run them directly . To use these files, you must first
: PS3 games often contain "dummy data" to fill disc space; RAR compression can reduce a 40GB game to 15–20GB without losing data. Reduced Wear & Tear
The legal implications of using PS3 game RAR files
RAR (Roshal Archive) is a proprietary archive file format that supports data compression and error recovery. When applied to PlayStation 3 games, RAR files serve two primary purposes: