Allows to adjust length of the day and choose brightness and color of the night, zoom-to-map, night-vision and so on. (This is a purely graphical change which does not affect the game mechanics.) By default it is set to dark night, green nightvision and desaturated zoom-to-map. "Factory moves fast, growth and maintenance required, nature does not let."
The shift in late November 2021 was caused by a change in the way we count mod downloads. A download is counted when a user downloads a specific mod release for the first time. We take in-game and web downloads into account.