Wasn’t this DK effect already debunked?
This paper (2023) claims "the magnitude of the effect was minimal; bringing its meaningfulness into question." [2]
[1] https://andersource.dev/2022/04/19/dk-autocorrelation.html
[2] https://www.sciencedirect.com/science/article/abs/pii/S01602...
The fact that anyone has to ask if it has debunked shows how desirable some people find the DK myth. Even in the comments here, people are not willing to be skeptical of DK. That's interesting psychology.