Let's consider it's a stacking issue for now. I'm shifting that to Thomas's bug list.
Colin: could you indicate whether you can get that systematically or not?
If that's systematic and can indeed be traced as a stacking issue, that would be a major finding! Otherwise, it should be requalified as a compositing problem, pushed to Jay's Nux bug list.
Let's consider it's a stacking issue for now. I'm shifting that to Thomas's bug list.
Colin: could you indicate whether you can get that systematically or not?
If that's systematic and can indeed be traced as a stacking issue, that would be a major finding! Otherwise, it should be requalified as a compositing problem, pushed to Jay's Nux bug list.