I don't like it either. I mean it wouldn't bother me that much, it's not a dealbreaker, but it's the kind of minor thing that would prevent me from switching to

I don't like it either. I mean it wouldn't bother me that much, it's not a dealbreaker, but it's the kind of minor thing that would prevent me from switching to this browser unless it offers something genuinely advantageous over the existing solutions. But, just fyi, you can switch off the color changing. At least in this preview release.