You're talking about a younger generation, Generation Y, whose interpersonal communication skills are different from Generation X. The younger generation is more comfortable saying something through a digital mechanism than even face to face.
Erik QualmanOne thing we seem to be missing is that just as we no longer search for the news, the news finds us today (e.g. this article found me) we will no longer search for products and services, rather we will look to our social graph to what products and services they like and don't like.
Erik QualmanIncreasingly, consumers don't search for products and services. Rather, services come to their attention via social media.
Erik Qualman