https://wccftech.com/epic-worked-super-closely-with-sony-on-ps5-for-a-long-time-its-been-a-primary-focus-sweeney/

Some might have been surprised when Epic showcased their first Unreal Engine 5 demo running on the PlayStation 5 hardware, instead of Microsoft's Xbox Series X (more powerful at least when it comes to TFLOPs) or just a high-end gaming PC.

In an interview with GamesBeat, Epic's Tim Sweeney revealed how the partnership with Sony on the PlayStation 5 has actually been active for 'quite a long time', making it a 'primary focus' for Epic.