A: None. RVZ is lossless. The game runs identically.
But there’s a problem: the standard GameCube ISO file for RE4 is . For users with limited hard drive space, slow internet, or those building a lightweight retro library, that’s a significant chunk. This is where the demand for a "highly compressed" version comes in. A: None
A: Torrents may be faster, but check comments and seeds. Always use a VPN if torrenting copyrighted material. Legally, compressing your own dump is safest. compressing your own dump is safest.