Photo credit: Picpics With the development and advance of recent
technologies such as wikis, blogs, podcasting and file sharing
this model is challenged and community-driven services are
gaining influence rapidly. These new paradigms obliterate the
clear distinction between information providers and consumers.
The lines between producers and consumers are blurred even more
by services such as Wikipedia, where every reader can become an
author, instantly. This paper presents an overview of a broad
selection of current technologies and services: blogs, wikis
including Wikipedia and Wikinews, social networks such as
Friendster and Orkut as well as related social services like
del.icio.us, file sharing tools such as Flickr, and podcasting.
These services enable user participation on the Web and manage
to recruit a large number of users as authors of new content. In
the first , second , third, and fourth part of this analysis we
have given a general introduction to the new ways in which users
can interact though t