First of all, happy new year!
This letter has sole purpose on request of threaded version checker, or more generally speaking, threaded I/O for any operations that involved with internet. If you are a player, you may ignore this letter as it would not matter much for you.
Well, let’s talk about the version check today.
Under most circumstances, one is always expected to have mods of latest version running in his/her modpack, as it will contains less bugs/malfunctions/any of unexpected behaviors. To ensure that, modders will usually apply version check mechanism onto their mod.
This is with good motive isn’t it?