While there is a lot to love with the new dark color scheme, I have one issue: The color of the scroll bars is so similar to the color of the background that I have difficulty finding and clicking on the scroll bars when using my laptop. It would be great if you had a "high contrast" checkbox in "Preferences" that would make the scroll bars easier to see.
A similar idea has also been suggested here:
Add your kudos and comments there please! 😉