Tim Cook reprises the iPhone being 3 things: Apple Watch is a precision timepiece, an intimate communications system, and a health monitor.

Apple has 2 new applications in the Apple Watch: workout and fitness. Both don’t just monitor health, but are actionable. #ygmd #AppleEvent

Tim Cook now focusing on to something he seems passionate about: health. #ygmd #appleevent

Starwood is letting you unlock your room door with your Apple Watch in the spring. #ygmd #AppleEvent

New development environment for the AppleWatch called WatchKit. #ygmd #AppleEvent

AppleWatch provides haptic feedback about navigation, allowing you to know if you should turn left or right by feel. #ygmd #AppleEvent

Smart replies looks incredibly useful. It parses the message and puts up reasonable answers. #ygmd #AppleEvent

The astronomy watch face is perfect for the astro geek within us. #ygmd #AppleEvent

Apple iPhone is *required* for Apple Watch. I suspect that won’t be for forever, but for now, it will reinforce the iPhone ecosystem #ygmd

Kevin Lynch does the first live demo of AppleWatch.