Stops biters from chewing on your power lines by making them invincible. Can also affect rails and belts. By default only affects newly-placed entities but can be applied retroactively.
Mods introducing new content into the game.
Counted when a user downloads a mod release for the first time. Before Nov 2021 it counted everytime a user clicked the mods download button.
Counted when a user downloads a mod for the first time. Has no data before Dec 2022