How to Play PS3 Games on the PS4 (with Pictures) - wikiHow
How to play PlayStation 3 game on your PlayStation 4 (Fully Explained) - YouTube
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A look at UDK Ultimate - A modified Unreal Engine 3 SDK with support for exporting to hacked PS3 and XBOX 360 consoles; recently beefed up with PS3HEN support and main developer
How to Backup & Play PS3 Games with multiMAN for Jailbroken/HEN PS3s | FTP, USB, 4GB+ File Splitting - YouTube
How to Jailbreak Your PS4 on Firmware 9.00 or Lower! - YouTube
How to Play PS3 Games on the PS4 (with Pictures) - wikiHow