User generated content (AKA Consumer Generated Media/User created Content) refers to various kinds of media content, publicly available, that are produced by end-users
All digital media technologies are included, such as question-answer databases, digital video, blogging, podcasting, mobile phone photography and wikis. In addition to these technologies, user generated content may also employ a combination of open source , free software, and flexible licensing or related agreements to further reduce the barriers to collaboration, skill-building and discovery.
Method for Internet users to store, organize, search & manage bookmarks of web pages on the Internet (as opposed to one machine)
Users save links to web pages that they want to remember/share. These bookmarks are usually public, and can be saved privately, shared only with specified people or groups, and/or shared only inside certain networks.
These bookmarks chronologically, by category or tags, or via a search engine.
From chir.ag , his “tag clouds” show the popularity, frequency, and trends in the usages of words within speeches, official documents, declarations, and letters written by US Presidents between 1776 - 2007