Why people compress PSP games
If you are looking for a more serious Batman experience on a portable device or emulator: LEGO Batman - Sony PSP | Warner Bros. Games - GameStop batman psp highly compressed
Note for PS Vita users (Adrenaline): Highly compressed CSOs work perfectly inside Adrenaline (the PSP emulator for Vita). Why people compress PSP games If you are
Standard PSP games are usually distributed as files, which can be quite large. "Highly compressed" versions typically use the .CSO (Compressed ISO) or .CHD formats to reduce file size significantly. LEGO Batman - Sony PSP | Warner Bros. Games - GameStop batman psp highly compressed
Are you playing on a or an Android/PC emulator ?