Audio: Compared to Iran, Twitter was not especially useful in the aftermath of the Haiti earthquake. Joshua Keating of Foreign Policy and Andy Carvin of NPR’s social media desk discuss why some tools prove useful in crisis situations and not in others.

Each morning, Alfred Sirleaf combs through the day’s news and writes headlines and stories on a giant chalkboard. It’s the world’s least likely, most popular blog.

As information industries struggle, they grasp at anything to protect their turf. The result is that we all suffer.