I have been waiting for a "behind the scenes" video of the ad below to come out as from what I could figure, used a lot of practical effects and minimal CGI:
Watching the below behind the scenes video, I was pleasantly surprised to see a lot of familiar faces from the SIA camp.
What I really like about this ad is that it wasn't all CGI, they used a TON of practical effects. I believe that live entertainment is getting a bit dry with just a ton of screens around the stage. Make something like a practical effect on stage and it ups the wow factor.
You can read the full article from AD Week by clicking HERE