Web 2.0 and Social Networks

9.1
Web 2.0 Underlying Technologies
9.2
Web 2.0 Applications
9.3
Categories of Web 2.0 Sites

1.
Describe the differences between Web 1.0 and Web 2.0, and explain the benefits of three information technologies used by Web 2.0.
2. Identify five prominent Web 2.0 applications, and provide at least one example of how each can be utilized in a business setting.
3. Discuss the three categories of Web 2.0 sites, and provide at least one example of how each can improve business efficiency and profitability.

Chapter Opening Case: From Social
Networks to Social Commerce
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Keep in mind throughout this chapter that every year roughly $100 B illion is spent on local advertising. Over $300 per person in the U.S.

9.1
Web 2.0 Underlying Technologies
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A meme is any unit of cultural information, such as a practice or idea, that is transmitted verbally or by repeated action from one person to another.
Examples include thoughts, ideas, theories, practices, habits, etc.
Note the basic memes of Web 2.0 are: usability , participation , economy , convergence , remixability , design , and standardization .
TWO-WAY INTERACTION
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Web 2.0 Underlying Technologies
AJAX - technique that allows portions of web pages to reload with fresh data instead of requiring the entire web page to reload
Tagging - a keyword or term that describes a piece of information (e.g., blog, picture, article, video clip)
Really Simple Syndication (RSS
) – a way to allow efficient streaming of video

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9.2
Blogs and Blogging – there are unfortunate consequences of ‘herd instinct’
Wikis – the Cobert Report
Netcasting – usually audio and/or video that allow asynchronous consumption
Web 2.0 Media
Printing-on-Demand
Crowdsourcing – such as Tongal

Blogs and Wikis
Blogs, Blogging, and the Blogosphere
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Wikis used in business

Podcasts and Videocasts
Source: Lane Oatey/Getty Images, Inc.

Video
Music
Photographs
Source: Lane Oatey/Getty Images, Inc.

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Jobs traditionally performed by an internal employee or by a consultant and providing an “open call” to the Internet community (or a subset) to create the product/solution
Think of reverse auctions.
Can be dangerous if exact needs and product requirements are not well defined.
Source: Scott Maxwell/ LuMaxArt/Shutterstock

9.3
Social Networking Sites
Aggregators
Mashups

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For a list of social networking sites:
Check out this BusinessWeek slideshow

Aftermath of the Iranian election in 2009
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Protesters’ only link to the outside world: Twitter

•Bloglines
•Digg
• Simply hired
•Technorati

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The Business Problem
The IT Solutions
The Results