At last I can behold those glorious words: “Resolved performance regression when enabling Nvidia Reflex On+Boost.”
Annoying, and honestly quite strange.
And now, it doesnt in Forbidden West either.

If it sounds like Im getting uppity over nothing, I suppose that in a cosmic sense I am.
Its free latency reduction with (typically) zero drawbacks.
To see it go so wrong is just, eww, no.