It's HARDWARE emulation though, not software, so it can potentially 100% work without ANY compatibility issues! Software emulation is the one that can't match the original exactly. Things like Citra on PC is software emulation for example while GBA on NDS, NDS on 3DS, PS1 on PSP, PSP on PSVita, etc. are hardware emulations.pops is actually an emulation of ps1 games just a very good but not perfect emulator hell even the vita uses a psp emulator with the actual folder for it being called pspemu