Sony launches first PSN beta scheme for PS4

New scheme is intended to test functionality of the PS4's next major update, before it gets pushed out as a platform-wide update, though participants will be able to roll back to the current v2.57 system software in the event of problems

Introducing PlayStation Stars, an all-new loyalty program

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PlayStation 4 - Wikiwand

PlayStation history: Every Sony console from PS1 to PS5