Style Blog: Iraq vet 'live'-tweets a turning point

Last night I was reading "Thank You for Your Service," my colleague David Finkel's book on the veterans of America's latest wars, and checking Twitter between chapters, because Twitter is meant to be checked. My feed was a mudslide of commentary on the "Duck Dynasty" controversy, which is yet another of this country's micro civil wars fought on the artificial battlefield of social media. The inanity of the debate, the divisive edge of the arguments, the bandwidth burned at the expense of -- well...