> The vast majority of images are jpegs, which are internally 420 YUV, but they get converted to 32 bit RGB for use in apps. Using native YUV formats would save

...

> You can do it today, but you need to do the color conversion manually in a shader, which can be a big ask for some devs

Where the perf. really matters, and shaders are involved, doesn't everyone use texture compression formats like ETC1 and PVRTC? https://developer.android.com/guide/playcore/asset-delivery/...