A new patent filed by Sony suggests that the next PlayStation could include backward compatibility for previous PlayStation consoles, and fans are very excited.
The patent (which can be found on J-PlatPat with further information on Hokanko) with the publication number 2019-503013 was filed on January 20, 2017 and published on January 31, 2019 by Sony Interactive Entertainment. Inventors listed include PS4 lead architect Mark Cerny and principal programer at Sony Entertainment Europe Simon Pilgrim. Pilgrim’s first listing on LinkedIn notes him as “Developing optimized cross platform maths, animation and geometry libraries for Playstation 3, Playstation Vita and Playstation 4 platforms.”
Source: IGN.com New Sony Patent Has Fans Hoping for PS5 Backward Compatibility