Small sample set aside, the performance differences here are much bigger than I’ve seen in previous linux comparisons. Something has to be off right? Curious if anyone is able to reproduce these results.

Unfortunately the reviewer doesn't seem to mention a bunch of details about how the games were actually played such as, critically, which version of Proton he used. CachyOS ships its own version of Proton which pulls in a bunch of bleeding-edge features with significant performance impacts. I'm not sure if that Proton is used by default or not though; it may depend on the specific launcher used and configuration. Without knowing that, it's going to be difficult to attempt to reproduce his results.

The settlement also includes an agreement by Deere to provide “the digital tools ​required for the maintenance, diagnosis, and repair” of tractors, combines, and other machinery for 10 years.
[...]
Still, John Deere isn’t out of the woods yet. It still faces another lawsuit from the United States Federal Trade Commission, in which the government organization accuses Deere of harmfully locking down the repair process.