Being Too Connected

There was an interesting article in Saturday's National Post about being too connected and how it can cause "networking fatigue". It tells a funny tale about the journalist refusing to join Facebook and how she just wants her friends to pick up the phone. The article made me ask, is there such thing as too much?
As new networking tools come into existence every day, and popularity grows, our way of interacting changes. What happens to our lives once we are forced to join more and more networks in order to stay connected? What will happen if they all of a sudden are not as cool anymore? Will our relationships have changed?

Here's the link:
http://www.canada.com/nationalpost/news/artslife/weekendpost/story.html?id=c8c256ba-077f-42ad-9c30-bda6b60456ff&p=1