Add 2 levels of basic simple material plug-in tower to pass the period without plug-in tower 添加了2个级别初级的简单材质插件塔用来度过没有插件塔的时期
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