The PlayStation 4 PS4 emulation scene keeps improving. Over the past 12 months has seen even more commercial game compatibility. Now over 100 titles are playable in FPPS4 - an open source PS4 emulator ( compatibility layer ) that runs on your PC. But that's not all, RPCSX is another PS4 emulator that's slowly booting into commercial games as well. So, let's discuss the latest PlayStation 4 emulation updates.