Outline Introduction Web 2 0 Long Tail viral

Outline � Introduction � Web 2. 0 �Long Tail �viral marketing � Some Examples �Google �… � Conclusion

Key Words � API �Application programming interface � RSS �Really Simple Syndication -Dave Winer �Rich Site Summary -Netscape

Web 1. 0 � 不常更新 � Static page（html） � integrated page � All right reserved

Web 2. 0 � Without � Web � An clear definition 2. 0 conference attitude, not a technology � 好名字

Web 2. 0 � The web as a platform � Harnessing collective intelligence �Wikipedia � Radical decentralization �Bit. Torrent � The end of the software adoption cycle �Gmail beta

Web 2. 0 � Rich user �i. Google experience � Remixable content �API �Google Map � Who owns the data � 好留下 壞丟掉 � Some right reserved � Service not process P. 11

The difference between Web 1. 0 and Web 2. 0 Web 1. 0 Web 2. 0

Web 1. 0 Web 2. 0 reading writing companies communities client-server peer to peer owning sharing hardware costs bandwidth costs mp 3. com Napster Britannica Online Wikipedia personal websites Blogging page views cost per click Publishing participation content management systems wikis directories (taxonomy) tagging ("folksonomy")

Long Tail

Long Tail � Power tails � Rule 1: Make everything available � Rule 2: Cut the price in half. Now lower it. � Rule 3: Help me find it � Amazon

viral marketing � use pre-existing social networks � Free � natural human behavior � Hotmail Yahoo!

Technology � AJAX �Java. Script �XML � CSS � Ruby � DHTML

Web 1. 0 V. S. Web 2. 0

Netscape V. S. Google

Netscape � Web 1. 0 � A web browser � “Webtop” � Information updates (mainly by its server purchaser )

Google � Web 2. 0 � A native web Application � Delivered as a “service”. � No software installed, just keep improving. � Database management

Google � Search engine (Page. Rank) � i. Google � Google Earth � Google Talk � Gmail � etc……

Akamai V. S. Bit. Torrent(BT)

Akamai � Web 1. 0 � Distributed computing platform � “Mirrors” data from customer, and stores them on the central server � Streaming media

Bit. Torrent � Web 2. 0 � Peer-to-Peer(P 2 P) � File “sharing” � The service automatically gets better the more people use it.

Britannica Online V. S. Wikipedia

Britannica Online � Web 1. 0 � Online version of Britannica Encyclopedia. � Static Pages

Wikipedia � Web 2. 0 � Added by any web user, and edited by any other � “With enough eyeballs, all bugs are shallow. ” � The wisdom of crowds � gives up central editorial control in return for speed and breadth

You. Tube � Web 2. 0 � Online streaming video � Ease of publishing � User rating � “We the media”

Amazon. com � Web 2. 0 � Online bookstore � User reviews � Rating scales � Leads with “most popular”

Flickr & del. icio. us � Web 2. 0 � A photo sharing website and social bookmarking web service � Folksonomy, not taxonomy � User chosen keywords (tag)

Conclusion

Questions � Web 1. 0 is around pages, web 2. 0 is around what? � Besides as a search engine, list other three services Google provides. � What’s Flicker? � What’s Ruby? � Who did invent the term “web 2. 0”?