"Classic" consoles, small, repackaged versions of the 80's and 90's game machines, are a popular game trend. But Sony took an appropriate step for PlayStation Classic: uses an emulator as its fans have evolved for years.
Kotaku discovered open source license for PCSX ReARMed in a fashionable hands-on look at the new PlayStation Classic. It is an ARM (mobile hardware) about the release of the PCSX emulator that PC players have used for almost two decades to play classic PS1titles on computers. Because the emulator uses the GNU General Public License, it can be repackaged and included in other software, such as the popular RetroArch omnibus emulator. And it can also be included in a retail store, as is the case with PlayStation Classic.
This is an interesting development if you are a fan of emulators and ROMs. Big game publishers and console makers have historically been careful with the fan emulation scene, with reactions ranging from cautious to really hostile. (The typical "classic" machine feed storage shelves have been made by fans themselves using emulators and ROMs for several years.) Although gaming companies that use emulation for older titles are not new, emulated games in published products have been around for decades – that Here is the first time we have seen a large publisher that rely on open source software to emulate classic titles instead of using proprietary proprietary solution. Unlike Sony's new machine, Nintendo's NES Classic and SNES Classic proprietary emulators use to run old 2D games on low-speed and inexpensive hardware.
Sony uses a popular open source emulator that indicates that it recognizes the big work that has entered the PCSX project and its various offshoots and forks. Or, if you feel cynical, you do not want to spend money developing your own solution when there was a free, legally ready to leave. There is also another bonus here: with PlayStation Classic running open source emulator software, adding extra titles in addition to its 20-player library should be relatively easy if you know some after-sales models.
Source: Kotaku via ArsTechnica