The Forest of Rhetoric
"is intended to help beginners, as well as experts, make sense of rhetoric, both on the small scale (definitions and examples of specific terms) and on the large scale (the purposes of rhetoric, the patterns into which it has fallen historically as it has been taught and practiced for 2000+ years)."
What else can you get for ten bucks?
How about a second-hand book on computer programming.
Quote : "[T]he average computer user can typically only change a limited set of options configurable via a "wizard" (a lofty word for a canned dialog), and is dependent on expert programmers for everything else. ... We compare mass ability to read and write software with mass literacy, and predict equally pervasive changes to society."