The Ticker: Carr on Twitter; Revenue down; MSM’s resolutions; Measuring engagement…

New York Times: Why Twitter Will Endure

Crain’s New York Business: PR firms can’t spin this news;
Survey finds that revenues fell for 64% of public relations firms in 2009

EverythingPR: Terms for the Video Game Market by Waggener Edstrom

WWD: Memo Pad: Editors and Publishers’ 2010 Resolutions

Social Media Explorer: What Is Engagement And How To We Measure It?