I find myself increasing my screen brightness whenever I use dark themes/modes, and vice versa. Since I have no real preference between the two, I'm thinking of just choosing based on energy savings.<p>Which combination saves more energy in the long run?
AFAIK, dark mode can save energy on OLED based screens (due to pixels being completely turned off) but not on LCD-based screens. However, lowering brightness should probably always lower energy usage.