Stay safe, respect developers’ work, and enjoy the endless runner on the platforms it was made for. Your PSP will thank you.

The year was 2012, and the gaming world was undergoing a seismic shift. While smartphones were busy turning into a global phenomenon, a niche community of handheld enthusiasts—the die-hard PSP modders—refused to let their sleek, buttons-and-stick devices die.

Sites offering “Subway Surfers PSP ISO download hot” often deliver a renamed file like EBOOT.PBP that crashes the PSP, or a README.txt asking for payment to unlock a “password.”