Sony enabled PS2 backwards compatibility for the PS4 without telling anyone" : r/PS4
PS5 Backwards Compatibility Limited to PS4 Games
PS4 backwards compatibility: Can You Play PS1, PS2, and PS3 Games on PS4?
PS5 Backwards Compatibility: Can You Play PS3, PS2, and PS1 Games on PlayStation 5? - Push Square
PlayStation 5 backwards compatibility for PS1, PS2, and PS3 games could be provided by a revamped PS Now service with upscaling capabilities - NotebookCheck.net News
PS4 backwards compatibility: Can You Play PS1, PS2, and PS3 Games on PS4?
PS4 Backwards Compatibility Explained
Is PS4 backwards compatible? - Console Deals
Petition · Sony, make the PS4 backwards compatible with a patch update · Change.org
Is PS4 backwards compatible? - Console Deals
PS5 Console Backwards Compatibility for PS1, PS2, PS3, PS4 confirmed by Ubisoft? - Daily Star
Has Sony found a solution for PS1, PS2 and PS3 backwards compatibility? - AZ World News
PlayStation 5 Isn't Backwards Compatible With PS1, PS2, or PS3 Games
PS5 patent raises hopes about PS1, PS2 and PS3 backwards compatibility | Gaming | Entertainment | Express.co.uk
PS5 will be backward-compatible with 'almost all' of the best PS4 games at launch | TechRadar
Is the PS5 backwards compatible with PS2, PS3, and PS4 games?
PS4 backwards compatibility: Can You Play PS1, PS2, and PS3 Games on PS4?
Sony confirms PlayStation 2 backwards compatibility for PS4 - SlashGear
More Evidence Emerges That PS2 Backwards Compatibility Is Coming to PS4
No, PS5 Backwards Compatibility with PS3, PS2, and PS1 Games Has Not Been Confirmed - Push Square