{What I learned from trying to read the \TeX\ program}
{Shreevatsa R}
{As we know, \TeX\ is written in a system called {\tt WEB} that
exemplifies the idea of literate programming (or programs as
literature), and has been published as a book. Indeed, many good and
experienced programmers have read the program with interest. But what if
the reader is neither good nor experienced? Here we discuss some (more
or less superficial) obstacles that stymie the novice modern programmer
trying to make sense of the \TeX\ program, and how they can be overcome.
More info at \url{http://shreevatsa.net/tex/program}.}