1. Oversight Wc3.org –Standards body –Ensure interoperability with HTML –Growth of the web

2. Structure Organization –Backbone; ISPs; T1s Content –HTML, other languages and W3C Browsers –Client-side Servers Access –ISPs; cable modem; broadband

3. Domain Name System and IP Address and Cookies Alphanumeric mapping Control content based on IP of client –Amazon.co.uk example –China example Cookie file –Personalize presentation –Add layer of authentication w/ IP address

4. Additional Languages CSS –Customize presentation across site; separate file / in header / in code XML –Extends html to create own variable names, for describing data (author, title, date, extract) Server-side scripting language –Javascript,.asp,.php Client-side scripting language

5. Caching and Firewalls Caching –Client-side –Server-side –Google cache example Firewalls –Company –Country (China)

6. Some unique aspects of the web medium Top-down versus mediated Distributed medium Cost of publishing Author index control Growth issues –Elitist medium (cost and complexity) –Speed (bandwidth) –Security and privacy