The pop-up boxes flicker.
This is annoying because it makes me feel sick, and I don't like nausea and vomit.
Video for reference:
https://www.youtube.com/watch?v=z1pbpL_wegQMy specs:
OS: Windows 10 @ 64 bit
Processor: i7-4770k CPU @ 3.50GHz(8CPUs)
RAM: 16.0 GB
PS:
I have no following Peeper, Rooster or other nonsense.