1. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 Web 2.0

2. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 1.Definition web 2.0 in quotes  A buzzword that collects multiple changes in the usage and understanding of the internet, made famous by Tom O’Reilly (1)  “Web 1.0 was about commerce. Web 2.0 is people” Ross Mayfield  “Web 2.0 is a state of mind. It’s a zen thing. “ Andy Budd  “an emerging network-centric platform to support distributed, collaborative and cumulative creation by its users” John Hagel

3. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 Definition & goals  Supports social interaction  Encourages user participation  Enhanced user experience  Open data

4. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 Ways towards these goals  RIA – Rich Internet Applications New software like Ajax and flash make new online applications possible e.g. google docs, video streaming  SOA – Service orientated architectures Provide information without technical frontiers e.g. feeds, RSS, mashups  Social Web – interaction with the user tagging, podcast, Wiki, blogging, feedback Source: (2)

5. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007

6. 2. Web 2.0 applications A zen thing?  AltaVista vs. Google  Geocities vs. Blogger  MapQuest vs. Google Maps  Encarta vs. Wikipedia  Netscape vs. Firefox Source: (5)

7. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007

8. Features of web 2.0 applications  Infoware, not software, service not product  Open data exchange – use data outside the confines of the application, re-use, to re-mix, across devices  User-created and user-owned data (creative commons)  Collective intelligence (PageRank, folksonomies, popularity)  community and sense of ownership, user contribution (reviews, comments),

9. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 3. Critiscism of web 2.0  “None of us are as dumb as all of us.” unknown –> is there a real wisdom of crowds - wikipedia?  Web 2.0 is just a marketing label for techniques existing for many years  Second bubble (The Economist)

10. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 4. Recent developments  Facebook‘s value stated $15 billion (1.6% sold to microsoft for $240 million)  OpenSocial initiative for standards: google unites xing, myspace, …  Online advertisement market believed to double in the next three years (spiegel.de)  Five of ten most popular sites in English are Web 2.0 (alexa.com)

11. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 5. Web x.x The future  The web is changing from a document delivery system to an application platform  Internet affects: Ethics, copyright, identity, aesthetics, privacy, cooperation, partnership, governance, …

12. Presentation by Sebastian Olényi for English, ESBS, 12/11/2007 Sources  (1) Wikipedia.com, (2) Andy Gutman and (3) Michael Wesh on youtube.com, (4) telepolis.de, scill.de, (5) Tim O’Reilly Wikipedia.comAndy GutmanMichael Wesh youtube.comtelepolis.de scill.deTim O’ReillyWikipedia.comAndy GutmanMichael Wesh youtube.comtelepolis.de scill.deTim O’Reilly