User generated content refers to media that is created and published to the web by amateurs independently, rather than by professionals working for a website.
Long-Tail refers to the fact that most content that is available online finds some audience, regardless of how specialized or how small of a niche it may cater to.
Network as platform refers to platforms that give users unlimited space for storage and the chance to express themselves and broadcast their media however they may like.
Folksonomy is a system of classification derived from the practice and method of collaboratively creating and managin
g tags to annotate and categorize content
.
Syndication refers to a practice in which material from one website is made available to several other sites.
Mass Collaboration is a group action when a large number of people work independently on a single process.
Computer supported collaboration is research that focuses technology that affects groups, organizations, communities and societies.
Social software refers to websites such as Facebook and Myspace that allow users to share information and data with each other. This can also refer to sites such as Youtube or Amazon.