“The following year, students at Duke University and the University of North Carolina, which were not yet connected to the Internet, developed another system, hosted on personal computers, which featured threaded message-and-reply discussion forums. It became known as “Usenet,” and the categories of postings on it were called “newsgroups.”

“The following year, students at Duke University and the University of North Carolina, which were not yet connected to the Internet, developed another system, hosted on personal computers, which featured threaded message-and-reply discussion forums. It became known as “Usenet,” and the categories of postings on it were called “newsgroups.”

— Walter Isaacson