Kent needs to assume that readers are busy and have a limited attention span.

FORBES: Connect

But they also have a limited attention span, and they seem inclined to rush out of Iraq.

CNN: Nicholas Kristof: Running for the exits

The real problem lies with the limited attention span of a political system that barely notices the sacrifices and assumptions of past administrations and cares only about the fiscal run-up to the next election.

FORBES: How To Waste $100 Billion: Weapons That Didn't Work Out