The future looks bright

The Steam games part is already happening, as sched_ext is being evaluated (i.e., they have a scheduler already, with benchmarks results, etc) for the Steam Deck:

https://lore.kernel.org/lkml/20240501151312.635565-1-tj@k...

> - Valve has been working with Igalia to implement a sched_ext scheduler for
> Steam Deck. The development is still in its early stages but they are
> already happy with the results (more consistent FPS) and are planning to
> enable the scheduler on Steam Deck.
>
> https://github.com/sched-ext/scx/tree/main/scheds/rust/sc...
> https://ossna2024.sched.com/event/1aBOT/optimizing-schedu...

And:

https://blogs.igalia.com/changwoo/sched-ext-a-bpf-extensi...
https://ossna2024.sched.com/event/1aBOT/optimizing-schedu...