Better Loading Screen

Accounts for more initialization in the loading screen. Reduces amount of time spent frozen on 100% when using lots of mods

Okay but how does it work? (nerd explanation)

This mod changes SystemInitializers to run asynchronously, as well as contributing to the load percentage.

If you've encountered a bug and/or want to yell at me, open a GitHub issue, or you can DM me on Discord (@gorakh/Gorakh#0821) if you'd prefer