Pretty nearly Line Of Sight. At least with a light based network connection, if the LED room lamp / "air point" is shining on your shiny thing you know it might work. Your hand or a cubical wall can shield 60GHz.
I'm certainly not wanting to pay extra. How much extra are we all going to pay in chip costs and Qualcomm royalties if idiots make this nearly pointless tech standard in phones, tablets and laptops?