>>302890596
probably not for a few years only they can rewrite all the core systems in unity 2020's new ECS system.

>>302892221
it's not a myth, vrchat (and unity 2018 LTS in general) is mostly single threaded. Very few things like physics simulation will run off main thread, but the bulk of the work (animations, IK calculations, dynamic bones, trigger logic/udon) is all single threaded.