https://wccftech.com/the-witcher-ue5-cdpr-will-not-break-in-1600-places/

Last month CD Projekt Red announced they’d be returning to The Witcher series with a new game, which wasn’t exactly a shock, although they did surprise many by revealing the game will be developed using Unreal Engine 5 rather than their own in-house REDengine. While the initial announcement acknowledged the difficulty of evolving REDengine as a reason for making the switch (something attested to by a former employee), there was also a rather large elephant in the room – Cyberpunk 2077. Would CDPR be ditching their own engine if Cyberpunk hadn’t been such a glitchy mess at launch?

Well, today during Epic Games’ State of Unreal Keynote livestream, CDPR game director Jason Slama admitted that stability and an engine that wouldn’t “break in 1,600 places down the line” was one of the big motivating factors in going with UE5…