The document discusses several topics related to web technologies including software development, software as a service (SaaS), social software, the semantic web, and sharing content online. It covers how Ajax and frameworks have advanced software development for the web. It also explains how SaaS allows software to be deployed and maintained easily while generating rental revenue streams. Additionally, it outlines how social features can add value to applications and facilitate sharing content ubiquitously online.

1. Web Technologies
Miles Metcalfe, 2009-01-27

2. Overview
• Software development
• SaaS in the browser
• Web 2.0 and social software
• The semantic web
• Sharing, sharecropping and pirates, arr

3. Software development
• Beyond tag soup
• Ajax
• MVC and other paradigms
• Frameworks

4. Quick demo

5. Software as a service
• In the browser
• Ajax: HTML+CSS+Javascript, or Flash RIA
• Ease of deployment
• Ease of maintenance
• Rental revenue streams
• Available anywhere (you have broadband)

6. Social software
• If it’s on the web, it’s easy to share
• Networked applications by default
• Adds value to “traditional” software
• Has “viral” potential
• Ubiquitous networking standard: new
tools, new business models

7. Semantic web
• Data, information … meaning
• You do it, the machine does it, or
somewhere in-between
• RDF, RDFa, Microformats
• Web 3.0. Why bother?

8. Sharing
• A crisis in intellectual property
• Bad for IP owners, and bad for consumers
• Bakunin, Schumpeter: “creative disruption”
• Advertising. Really?
• Who benefits from the “free content”
meme?

9. Questions