PS5 patent suggests PS3, PS2 and PS1 backwards compatibility is coming | Laptop Mag
PS5's PS4 backward compatibility works like a charm - Polygon
Can you play PS4 games on PS5? PlayStation backwards compatibility - Radio Times
PS5 Backwards Compatibility: Can You Play PS3, PS2, and PS1 Games on PlayStation 5? - Push Square
Instant Gaming on Twitter: "PS5 Won't Be Backwards Compatible With PS3, PS2, Or PS1, Says Ubisoft https://t.co/7BOoNHFq1j https://t.co/bdvmL189Uf" / Twitter
PS5 Backwards Compatibility For PS4 Games Has Finally Been Detailed
PS5 Backwards Compatibility - Will PlayStation 5 Play PS4 Games?