At first glance, it may appear that the PS4's user interface shares little in common with the PlayStation 3's "XrossMediaBar" interface, a familiar sight for owners of Sony's 2006-era televisions.

The new firmware improves usability, but also likely patches exploits that allow users to jailbreak or mod the console. The PS4 has already been jailbroken, but the exploits only work on older ...

The PS3 was notoriously difficult to program for, thanks to its proprietary silicon. So the PS4 was built to be developer-friendly, with a familiar, PC-like architecture. The PS3 was announced ...