Newsgroup established in upenn hierarchy for each class. Posting is open to all individuals accessing from a permissable upenn.edu host.
Discussion is left on line for the course of an academic year.
All messages are purged before the start of the fall semester. Strengths Newsreaders easy to use. Easy to post information, especially text. A variety of media may be posted and understood by most newsreaders. Relatively low user of server resources, so relatively large messages may be posted.