I-0 is a piece of interactive fiction

Interactive fiction

Interactive fiction, often abbreviated IF, describes software simulating environments in which players use text commands to control characters and influence the environment. Works in this form can be understood as literary narratives and as video games. In common usage, the term refers to text...

 written by Adam Cadre

Adam Cadre

Adam Cadre is a U.S. writer. He gained prominence in the world of interactive fiction with works like I-0 , Photopia and Varicella , for which he has won several XYZZY Awards and been the subject of academic study . Photopia additionally won the 1998 Interactive Fiction Competition...

 about the adventures of a teenage girl hitch-hiking on the interstate freeway

Interstate Highway System

The Dwight D. Eisenhower National System of Interstate and Defense Highways, , is a network of limited-access roads including freeways, highways, and expressways forming part of the National Highway System of the United States of America...

 (Interstate Zero). It won the Best Game

XYZZY Award for Best Game

This is a list of XYZZY Awards results, grouped by award rather than year. The XYZZY Awards are the annual awards given by the publication "XYZZYnews" to works of interactive fiction, serving a similar role to the Academy Awards for film...

 and Best Individual Player Character awards at the 1997 Xyzzy Awards, and was a finalist for six other categories. The game was generally praised for its branching plot structure and multiple puzzle solutions.