PS1, PS2, PS3 Backwards Compatibility Hinted With PlayStation Patent
PS5 Rumored To Have Backwards Compatibility For PS1, PS2, PS3, and PS4
Are PS2 Games Compatible with a PS3?
Is PlayStation 3 Compatible With PS2?
PS4 backwards compatibility: Can You Play PS1, PS2, and PS3 Games on PS4?
Rumor: PlayStation 5 Might Include PS1, PS2, PS3, and PS4 Backwards Compatibility
PS5 Backwards Compatibility With PS2, PS3 & PS4 Denied By Journalist - Gamer Tweak
How to tell if you are buying a PS2 Backwards compatible PS3. : r/PS3
PS5 backwards compatibility focus is all on PS4 games as Sony has no answer about PS1, PS2, and PS3 games - NotebookCheck.net News
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
PlayStation Patent Hints At PS1, PS2, And PS3 Backwards Compatibility – Pokde.Net
PS5 backwards compatibility will cover all PS2, PS3, and PS4 games according to Turkish retailer - NotebookCheck.net News