Even if the file contains data, it is likely corrupted or missing the necessary "engine" files to actually run. Official System Requirements for GTA IV
Compressing 22GB down to 13MB would mean a compression ratio of over 1,600:1 . This is mathematically impossible for game files. Risks of "13MB GTA IV" Downloads Gta Iv Highly Compressed Pc Game Only 13mb 15
Compression works by removing redundant data, but there is a physical limit to how much a file can be shrunk. Even if the file contains data, it is