-The \fIxmatrix\fP program draws dropping characters similar to the
-displays in the Wachowski brothers' film, "The Matrix".
+The \fIxmatrix\fP program draws dropping characters similar to what
+is seen on the computer monitors in the Wachowski brothers' film,
+"The Matrix".
+
+Also see
+.BR glmatrix (1)
+for a 3D rendering of the similar effect that appeared in the title
+sequence of the movie.