Devices take in-game memory which is reserved for art and props, and it doesn’t scale with project development, resulting in figures such as our current 93% of in-game memory taken by devices, leaving no room for art or level design.
World streaming allows art to be derendered, but there is no such thing for logic. Also major part of this number is devices 3D actors needing to be rendered, which is something that we never do in game for logic, with a few exceptions. Device memory need to be a different metric than the art, because it causes our level design to hold back and look very bland and empty so we can publish