The document discusses the evolution of the web from Web 1.0 to Web 2.0 and provides examples of Web 2.0 technologies and tools that enable collaboration, sharing, and user-generated content. Some of the key Web 2.0 concepts mentioned include harnessing collective intelligence, treating data as an asset, and allowing perpetual beta versions of software. Examples of popular Web 2.0 sites and tools include blogs, wikis, social networks, social bookmarking sites like Delicious and CiteULike, social content sites like YouTube and Flickr, and collaborative tools like Google Docs.

2. 1 – What is Web 2.0 ? 2 – Social Media and Collaboration 3 – Mashups

4. How did I get the video to play within PowerPoint 2007?

6. “ Could it be that the dot-com collapse marked some kind of turning point for the Web, such that a call to action such as “Web 2.0” might make sense? We agreed that it did, and so Web 2.0 … was born.” Tim O’Reilly (2004)

7. What Web 2.0 companies do you recognize? What are their products? “ While the first wave of the Web was closely tied to the browser, the second wave extends applications across the web and enables a new generation of services and business opportunities.” (O’Reilly, 2004)

9. Web 1.0 (1993-2003) Web 2.0 (2004 - …) Static Read Only Browser Need to know HTML Client / Server Advertising Photos and Music Authoritative Personal Web Sites Content Management ? ? ? ? ? ? ? ?

10. Author: Luca Cremonini Source: http://www.railsonwave.it/railsonwave/2007/1/2/web-2-0-map

11. Web as platform Harnessing collective intelligence Data is the next “Intel inside” End of software release cycle – “perpetual beta” Lightweight programming models Software above the level of a single device Rich user experiences

12. Share what you have learned, created, proved Innovate to be more creative, inventive, imaginative Reuse what others have already done Collaborate to take advantage of what others already know Learn by doing from others and from existing information http://www.slideshare.net/whatidiscover/web-20-knowledge-management-tools/

13. Publish your ideas for others to read or comment Inform colleagues about new information Improve a document with coworkers Meet new people to develop new ideas Find images for a presentation Link to ideas of industry leaders Ask for help Find a new job Listen to an expert See what other people think about an issue

14. Managing Knowledge – take advantage of what other people know!

15. It’s not who you know, it’s who knows you. Social Networks Collaboration Tools Social Content MySpace FaceBook Linked In Twitter Blogs Wikis Google Docs Google Spreadsheets Del.icio.us Digg CiteULike Diigo

17. Physical World One book, one shelf Now, for the first time in history, we are able to arrange our concepts without the silent limitations of the physical. How might our ideas, organizations, and knowledge itself change? David Weinberger, Harvard University Digital World

18. User-provided keywords to help identify or describe an item Folksonomy (freely chosen keywords) Non-hierarchical organization scheme Tag Clouds

19. Advantages Access bookmarks anywhere One site can have many tags Share bookmarks See which sites are popular Find related sites Know how to find it, not where it is Non-hierarchical Disadvantages No oversight on tags used The same tags might mean different things Yet another place to look How are tags different from key words?

20. Del.icio.us Wiki Google Docs and Spreadsheets Twitter

21. Founded in 2003, acquired by Yahoo 2005 Social Bookmarking Store bookmarks online Who else bookmarked the same article as you? Browser buttons make it easy Tag Clouds http://del.icio.us/ username/ http://del.icio.us/ username/tagname for:username – share a bookmark

22. News, video, podcast ranking Social bookmarking, blogging, RSS Users submit stories for review Most popular make it to the top DiggNation Podcast Categories Organize academic papers Tag content Store references See what others tagged similarly

23. Social Photo Sharing Acquired by Yahoo Sign up, post pix! Tag photos

26. Mashups: reuse information that might otherwise remain hidden Build mashups visually Share on web site, blog, or Facebook Developed by Microsoft non-professional products division Beta, Oct. 17, 2007 I was in the New York Times !

27. GeoTagging adds knowledge Combining RSS Feeds Visualization: Plotting Real Estate Data