Hello,
I have the same issue with rainbow six and CSGO.
I tested the benchmark Unigine Heaven and the shimmering blinking jagged line are visible on certain object.
https://benchmark.unigine.com/heaven
Which is surprising, the video on the benchmark site have the same issue...
My video
Benchmark vidéo :
I will try to contact Unigine to know if it normal for them...
Sorry for my bad English.