David Brooks wrote:

And the text is encoded as text. You can tell: ask Adobe Reader 6.0 to read
the chart aloud to you (it's pretty amusing).

I have Acrobat 6.0 and never got that far. I'll have to give it a try.



But why is the airport ID in the bottom right corner the only piece of text
in a serif font?

They wanted to throw a tiny bit of business to the serif font sales person?