The word "link" here is the magic glue. It refers to the chain of execution:
The "No-Solder" Revolution. Before this method, to play a backup on a PS2, you needed a physical "modchip" soldered to the motherboard (risky, expensive, required skill). The "Codebreaker v10 + uLaunch + OPL" method was 100% software-based. opl v093 ulaunch codebreaker v10 link
If you find a site offering OPL v0.9.3 + uLaunch + Codebreaker v10.elf: The word "link" here is the magic glue
Real example: A “OPL v0.9.3 AIO” package from a now-dead forum (elotrolado.net) was found to contain a keylogger inside a renamed system.cnf. Real example : A “OPL v0
Early versions of OPL (like v0.9.3) would completely overwrite the PS2’s RAM when loading a game ISO. This meant that if a user activated cheats in CodeBreaker and then swapped discs to OPL, the cheat codes stored in RAM would be wiped out instantly.
Codebreaker was a commercial cheat device (like GameShark). But in the modding scene, v10 became legendary for a different reason: It was an entry point.