Want to see a video comparing how many hours of labor needed to buy things from the 1975 Sears catalogue compared to today?
Check out this post by Cafe Hayek, Greatly Stagnating?, for a link to video prepared by Fred Dent.
My little bitty contribution to the discussion of how much technology 90 gallons of gasoline will buy when I was in college versus now, is located here. (Hint: basic calculator then and bottom of the line laptop computer today.)