Are we all becoming "The Big Brother"?

I just read this article that made me wonder and worry about privacy issues.

Science
The Cellphone, Navigating Our Lives
By JOHN MARKOFF
Published: February 17, 2009
Cellphones have changed how we communicate with others, and now they are changing how we think about information.

http://www.nytimes.com/2009/02/17/science/17map.html