Richard Gingras from Google in his Google I/O session named Search and the mobile content ecosystem shared two nice tidbits on AMP. The first is that they indexed 125 million AMP documents across 640,000 domains and that it is expanding to the iOS & Android app and recipe cards.
Here is a tweet from Jeff Jarvis on Twitter of the stats:
Here is a screen shot of when Richard announced it is expanding to the iOS search app:
Here is a screen shot of AMP in action for recipe web sites that deploy AMP pages:
I guess we should get AMP ready (well, this site is but you know what I mean).
Forum discussion at Twitter.