No, the PS5 won't be backwards compatible with PS3, PS2, or PS1 games - Clocked
Sony Patent Suggests PS1, PS2, and PS3 Could Be Backwards Compatible Via the Cloud - IGN
Sony confirms PlayStation 5 won't natively support PS3, PS2, PS1 games • Eurogamer.net
PS5 may only enhance PS4 games, legacy PS1, PS2 and PS3 games unlikely | TweakTown
The PlayStation 5 may play PS1, PS2, and PS3 games via the cloud
PS4 backwards compatibility: Can You Play PS1, PS2, and PS3 Games on PS4?
PS5 WON'T Be Compatible With PS1, PS2, Or PS3 Games
PS5 Won't Play PS3, PS2, or PS1 Games - Push Square
History Of PlayStation: PS1, PS2, PS3, PS4, PS5 - Launch Prices, Specs, Games - PlayStation Universe
Playing a PS1 game on a PS3 with a PS4 controller : r/playstation
PS5 Backwards Compatibility: Can You Play PS3, PS2, and PS1 Games on PlayStation 5? - Push Square
How you can play old games on PlayStation 3 | TechRadar
Sony Patent Suggests PS1, PS2, and PS3 Could Be Backwards Compatible Via the Cloud
Do any PlayStation systems play PS1 games? - Quora
PS3, PS2, and PS1 Games Are Finally Confirmed to Not be Compatible on PS5
PS5 Rumored To Have Backwards Compatibility For PS1, PS2, PS3, and PS4
No PlayStation 5 backwards compatibility for PS1, PS2, PS3 - 9to5Toys
Rumour: New PlayStation Subscription Will Give Access to PS1, PS2, PS3, PSP Games - Push Square
Between PS2 and PS3, which system is the best for PS1 games? : r/ps2
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