The document provides an overview of the evolution of computer-mediated communication over the past 20 years. It discusses how home computers have become vastly more powerful and how most people now engage in computer-mediated communication daily. It also outlines some key properties of electronic texts, such as plasticity, links, tagging, searches, templates, and footprints. The document examines different types of computer-mediated communication that have emerged, such as emails, web pages, online discussions, and provides questions to analyze how these examples make use of the identified electronic text properties.