With auto sales reaching levels near the pre-recession highs of 2007, many people are asking, is this a sign of economic recovery? In this video, Motley Fool financials analysts Morgan Housel and Matt Koppenheffer discuss how, despite the fact that unemployment remains high, the average age of cars on the road is reaching historical highs -- 11-12 years old, on average. What does this mean? Even  though people may want to wait on that new car, there comes a point when you just can't wait anymore.