Cheap and slow belt + inserter, without technology, for complex game settings where you can't have those before a while. Not upgrdable on purpose, for maximum compatibility.
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