Yes, Vivaldi has this feature where the window borders change color based on the active website's color scheme. Then one day they decided to let the browser als

Yes, Vivaldi has this feature where the window borders change color based on the active website's color scheme. Then one day they decided to let the browser also connect to Hue lights so they can also change color in sync with the browser window. Now of course the devs can do what they want, but if they aim to compete with other browsers they have astounding priorities.