The Big Story:
The best of Google I/O 2013
Correct. Windows 8 already has a “mobile device-like” process handling model. Take a look: http://channel9.msdn.com/Shows/Going+Deep/Inside-Windows-8-Arun-Kishan-Windows-App-Model
Nothing out of this world.
19 days ago on OS X 10.9 will reportedly include tabbed browsing in Finder and iOS-style multitasking