If you look closer you will see that there's a lot of changes being made to how the scene is lit (shadows and light bounce) in many of these examples, not only contrast adjustments.
https://www.resetera.com/threads/resident-evil-4-hd-project-progress-thread.1178/page-7#post-6273161
Someone figured out how to get depth buffer access in Resident Evil 4 for MXAO to work, so I think that means it should work with this too.
I would have said it's still on-topic, since it's discussing the shader that DigitalFoundry were demonstrating, not general ReShade usage.
Yeah, I asked the mod to add to the title, not remove it altogether. Oh well