The video continues to prove no other girl of this generation can match her rhythm and flow. Yeah, she's a bit hesitant but she truly SERVED with the choreography this time. This in comparison to the stiffness in Womanizer, 3, HIAM and TTWE. Seeing it live will be real test, but this video is good assurance she still has it.
No. And there shouldn't be any expectations to see an effect for a few more updates, and definitely no expectations when it comes to reviving the track. We just have to see what happens!