I know, I link Ryan Avent all the time. Well, you'll just have to put up with it, because this is too good to pass up. He finds the Baltimore Sun saying:
The $3.9 billion figure is especially imposing because it is expressed in 2007 dollars. By the end of the planning period in 2035, inflation could add billions to the final total.
And do you realize that while the sandwich I had for lunch cost me $6.50, I could have bought it for 30¢ in 1913! How can I afford it? I'll starve to death?