The Gran Turismo 4 Online Public Beta NTSC ISO offered a range of features and gameplay modes, including:
This isn't just a "demo" with fewer tracks; in many ways, it's a "Super GT4." Single-Layer Convenience gran turismo 4 online public beta ntsc iso
The build contains physics and gameplay fixes that were never implemented in the standard retail or "Greatest Hits" NTSC versions. The Gran Turismo 4 Online Public Beta NTSC