What is web2.0

What Is Web2.0 and Business Models for

the Next Generation of Software

Information Management

Teacher ： Wesley Shu

Reporter ： Jizheng Tsai

Mail:954203057@cc.ncu.edu.tw

此份講義採用 Creative Commons「姓名標示 -非商業性 -相同方式分享台灣 2.0版」授權條款

O’REILLYWhat Is Web2.0 and Business Models

for the Next Generation of Software.

Published on O'Reilly (http://www.oreilly.com/)

Web2.0Download

Web2.0(1/3)

• Began with a conference brainstorming session(O’REILLY)

• The company survived dot-com bubble seemed to have some things in common.

• Initial brainstorming

Web2.0(2/3)

Web2.0(3/3)

• The Web as Platform

• Harnessing Collective intelligence

• Data is the Next Intel inside

• End of the software Release Cycle

• Lightweight Programming Models

• Software Above the Level of a Single Device

• Rich user Experiences

The Web as Platform

Netscape

控制網頁內容控制網頁內容

控制應用標準控制應用標準

Google

不銷售或套裝不銷售或套裝

不控制 API、應用標準不控制 API、應用標準

沒有不同平台的問題沒有不同平台的問題

The Web as Platform

Double Click

超過 2000家超過 2000家

Head(80)Head(80)

Overture, Adsense

千千萬萬千千萬萬

Long tail(20)Long tail(20)

Customer-self service and algorithmic data management to reach out to the entire web , to the edges and not just the center , to the long tail and not just the head

Customer-self service and algorithmic data management to reach out to the entire web , to the edges and not just the center , to the long tail and not just the head

The Web as Platform

Akami

Data ControlData Control

Client/ServerClient/Server

BitTorrent

Data ShareData Share

Peer to PeerPeer to Peer

The service automatically get better the more people Use it.

The service automatically get better the more people Use it.

Harnessing collective intelligence(1/3)

• The giants born in the Web1.0 era who have survived to lead the Web2.0 era– Yahoo

• Directory • Portal

– Google• PageRank

– eBay• Critical mass of buyers and sellers

– Amazon• User engagement

Harnessing collective intelligence(2/3)

• Wikipedia– With enough eyeballs ,all bugs are shallow

• Del.icio.us and Flickr– Folksonomy and Tagging

• Cloudmark– Collaborative spam filthering

• Viral marketing– Recommendation

• SourceForge.net– Peer production of the open source

Harnessing collective intelligence(3/3)

• Blog and RSS

• Network effects from user contributions are the key to market dominance in the

web2.0 era

Data is the Next Intel inside(1/2)

• Amazon.com– Product database– ISBN vs ASIN

• Google– Web crawl

• MapQuest– Map Database

• Ebay– Database of products and sellers

Data is the Next Intel inside(2/2)

• EVDB– calendar

• Upcoming– Events

• Free data movements– Wikipedia– Free Software– Creative Commons

End of the software release cycle• Operation must become a core competency

– The software must continuous update – Goole must continuous crawl web– Reply user queries continuously

• User must be treated as co-developers – Release early and release often– Perpetual Beta

• Business models– Microsoft vs Google– ZDnet: Microsoft won’t be able to beat Google

Lightweight Programming Models

• Support lightweight programming models that allow for loosely coupled systems

• Think syndication ,not coordination– RSS or REST

• Design for Hackability and remixability–可編輯性　與　可重製性– Some right reserved

• Innovation in Assembly– Dell computer

Software Above the Level of a Single Device

• iTune– PC and ipod, handheld device

• PDA

• NDS

• PSP

• PC

• Wii

• Cell phone

Rich User Experiences

• Ajax– Ajax is not a technology , it is really several

technologies.– Web2.0 technology

Rich User Experiences• standards-based presentation using XHTML and

CSS;• dynamic display and interaction using the

Document Object Model;• data interchange and manipulation using XML and

XSLT;• asynchronous data retrieval using

XMLHttpRequest;• JavaScript binding everything together."

• l

• l

Core competencies of web2.0 companies

• Service, not package software.• Trusting users as co-developers.• Harnessing collective intelligence.• Software above the level of a single device.• Lightweight user interfaces ,development

models and business models.• Leveraging the long tail through customer

self-service.• Hard to recreate data source that get richer

as more people use them.

Web2.0 Design patternChristopher Alexxander

• The long tail

• Data is the next Intel inside

• Network effect by default

• Some right reserved.(Creative commons)

• The perpetual Beta.

• Cooperate, do not control.

• Software above the level of a single device

Thank you for attention

Q&A