The 10 most important social and digital media developments of 2009 - InternetNews.com

We aren't going to call 2009 the seminal year in the rise of social media, social networking or any of the novel digital applications and media that fly under the banner Web 2.0. That would be a bit presumptuous. But this year did bring a bumper crop of notable developments across the social Web and digital media, and we thought it would be worthwhile to commemorate a few of them.

We've assembled a top 10 list in loosely considered order, of significant themes and plot points in the unfolding story of the remaking of the media landscape -- social and otherwise...