Hey Creators
By end of year, YouTube Studio will be the default experience for everyone!
Familiarize yourself with all the new tools and metrics, and switch back to Creator Studio Classic until we've added the classic features you
More here → https://goo.gl/RBxA4x pic.twitter.com/MfNmJTNaiT
It should really be 100% finished and have every feature from the old one moved over properly before you force everyone to use it. It seems pretty poor and unprofessional, as if you're rushing it. Take your time to make sure it all works before making it the default.