Not all programmers like dark mode. Some people with astigmatism have problems with dark mode.

Dark Mode Isn’t ‘Easier on the Eyes’ for Everybody (2019) https://www.vice.com/en/article/ywyqxw/apple-dark-mode-eye-s...

Extract:

> As Gizmodo wrote in 2014, citing research by the Sensory Perception and Interaction Research Group, at University of British Columbia, white backgrounds act as a "crutch" for astigmatic eyes: "People with astigmatism (approximately 50% of the population) find it harder to read white text on black than black text on white."