. World's largest electronic
bulletin board system that preceded internet
but is now its part where discussion forums (newsgroups) are found. Consisting of over 120,000 sites and 20 million daily
users from 100 countries it is where email messages covering
more than 30,000 topics associated
with practically every conceivable topic
of human interest
are posted. All newsgroups are open
to public except a few commercial
ones; whereas some are monitored for relevance (moderated) others are not. Usenet newsgroups are sorted into eight major classifications: (1) news. for messages about the Usenet itself, (2) comp.
for information science
, (3) sci. for academic topics including humanities, (4) soc. for issues related to cultures, (5) talk. for general
debate, (6) rec. for games sports and hobbies, (7) misc. for miscellaneous topics that do not fit in previous categories, and (8) alt. for trial
and alternative topics.