For me, a 1 pixel asymmetry in a button at medium ppi is noticeable and mildly distracting. I don't mind it much for UI, but I understand why others would want

For me, a 1 pixel asymmetry in a button at medium ppi is noticeable and mildly distracting. I don't mind it much for UI, but I understand why others would want to avoid it. I tend to set my ui and toolbars to auto-hide. Personally, the reasons why I avoid it are text rendering and gaming usage.