Tab Finder – Merge windows.
Multiple Display – independent displays, panning spaces independent. airplay connected full power.
Apple has been busy working on updates and WWDC is evidence from all fronts that 2013 is the year where Apple has raised the bar on operating systems and the development platforms.
New Calendar – with maps and weather.
New Maps app. search, info cards, street view, route on Mac is sent do iPhone, great way to share, directions goes right into navigation, SDK to integrate. Points of interest, flyover data is amazing. Add to bookmarks.
iBooks to Mac , 1.8 million books.