[throwaway519]

To add the counter: A website shold always have a manual control and not try to guess my timezone or preferences based around that. Since I typically use a device in well lit conditions and detest dark mode as it is, not having a manual switch for when things go wrong kicks off a bad experience.

[me4502]

To clarify, I was referring to it just respecting the OS's day/night cycle settings. I definitely agree a website shouldn't be trying to do anything fancy like that, I was just saying that websites by default should respect whatever the OS/browser is listing as the preference