You're looking for a review of SOCOM: Fireteam Bravo 3 for the PSP, specifically a highly compressed version. Here's what I found:
Enter the "highly compressed" scene. This wasn't just about zipping a file. It was a surgical, often destructive, art form. socom fireteam bravo 3 psp highly compressed
If you have the original ISO and want to compress it yourself to ensure it's "highly compressed" and safe: Download a Compression Tool PSP ISO Compressor are popular, free choices. You're looking for a review of SOCOM: Fireteam
Highly compressed CSO files may experience slightly slower loading times because the PSP or emulator must decompress data on the fly during gameplay. Game Overview It was a surgical, often destructive, art form
and simplified command menus. While the AI teammates can sometimes be unresponsive, the game excels when you use stealth, silencers, and strategic squad orders. Core Gameplay Features
When you see "highly compressed" for PSP games, it typically involves one of two things: