devices are aware of each other via wireless - swipe up and you can take your work from Mac to iPad or reverse
composing email on phone, Mac notices and prompts you on Dock to finish message on your Mac
proximity awareness Hotspot - auto connect to devices
SMS - iMessage - we have these green bubble friends, and those messages don't show up on our other devices. until now - phone relays SMS to iMessage
now receive phone calls on your mac
mac gives you caller id, can accept the call and use your Mac as speaker phone
Mac now can dial phone from contacts, or from webpage
relays calls through your phone, even across the house in a charger
Handoff email starts on phone, one click opens message on mac, adds photo, sends message
has webpage open on Mac, picks up iPad and with a flick the same page opens on iPad
Place phone call from webpage, or contacts
placing a phone call from Contacts to a new employee: Dr Dre
How you doing this is Dre