Can you play PS3 games on PS4? PlayStation 4 backwards compatibility explained
No, PS5 Backwards Compatibility with PS3, PS2, and PS1 Games Has Not Been Confirmed | Push Square
Why PS4 Doesn't Have Backwards Compatibility and Xbox One Does. - FULLY EXPLAINED - YouTube
Rumor: PlayStation 5 Might Include PS1, PS2, PS3, and PS4 Backwards Compatibility
It's Time to Bring Real Backwards Compatibility to the PS4
Recently there's an influx of “PS5 backwards compatible” articles on google reporting it will play ps1 through ps4 titles. If it's true, much respect to Sony. : r/PS3