This core recognizes it automatically if placed in the system folder. Why People Say It's "Better" gingerbeardman/PSX - GitHub
This configuration is primarily used when running RetroArch's PS1 emulator within the PSP's own environment to ensure high-speed, accurate gameplay that mimics the PSP's native "POPS" (PlayStation On PlayStation) interpreter. Technical Overview of Psxonpsp660-bin Psxonpsp660-bin Retroarch BETTER LINK
The "BETTER LINK" component indicates a community-driven effort to find for this binary file, as official repositories often lack this specific optimization. This core recognizes it automatically if placed in