No, APIs have just gotten very complicated and hard to use efficiently on multiple platforms. Everyone avoids this discussion, but DirectX 12, Vulkan, Unreal Engine, etc. all suck because while they open up much lower level control , they do so without sane defaults.
Back in the day I could...
At least some of LG’s new OLEDs shipping Q2 of next year are 8K.
While I do agree with the point that next gen likely won’t have enough juice for 8K, it is important to note that 8K displays do exist, and games will look better in 8K.
AMD and Nvidia have routinely released drivers that have given double digit gains in the past. Why do you have such a hard time believing?
Furthermore, RX Vega isn't out yet. For all we know it could be a quantum graphics card powered by fairy dust and hershey bars...