Here's how Apple shoots and edits iPad Pro video ads... on an iPad Pro
That's a very meta thing of Apple to do, but admittedly, the fact that you can shoot, edit, animate, and even produce a musical score for video ad on a tablet without that much hassle is rather telling. That's one of the ways to substitute your expensive video-production setup for a powerful device that fits in a messenger bag.
And here's the most popular iPad Pro ad that has been shot and edited on the same iPad:
FCC OKs Cingular\'s purchase of AT&T Wireless
Things that are NOT allowed: