I found it noticeable at first, it left my eyes feeling slightly tired and “scratchy” and the flicker was particularly noticeable in dark environments with low

I found it noticeable at first, it left my eyes feeling slightly tired and “scratchy” and the flicker was particularly noticeable in dark environments with low brightness (which probably makes sense, I guess the “off” part of the duty cycle is longer at lower brightness). I don’t notice it at all now, though I can still spot it if I look for it in a dark environment.