I'm so glad this is out of NDA. My coworker and I rushed through our lunches at WWDC to play with this. The API is so easy, and possibilities of what it can be

I'm so glad this is out of NDA. My coworker and I rushed through our lunches at WWDC to play with this. The API is so easy, and possibilities of what it can be used with are so broad. The immediate massive downside is that it's iOS only. But, it's a relatively open spec, so porting some logic in a non-copied way should be possible.