Well, the MBs of ad-related (and other) JS loading with many/most webpages seems the most obvious low-hanging fruit there. And writing this, my screen is shini

Well, the MBs of ad-related (and other) JS loading with many/most webpages seems the most obvious low-hanging fruit there. And writing this, my screen is shining white. How much energy would a default black instead of white save if used everywhere?