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Internet Characteristic● Data Copy● Data Transportation

● Narrowcast● De-centralized● Open Access

Data Copy● Computer “Bits” are very easy to copy● Zero cost of reproduction

Data Transportation

● Internet real “speed” = 3 x108 m/s● Speed of light, light travels in fiber optics cable● In practice, zero time for data transportation

● Data speed is “throughput”

“Virtual World”● No cost to reproduce

● Can duplicate any number of copy● No cost to disseminate

● Can send to anywhere in the world in real time

Narrowcast● Broadcast

● Push● Can't select consumer● All content are the same for each person● e.g. TV, Radio

● Narrowcast● Pull● Consumer select what they want to see● Each person has their own customized content● e.g. Internet

De-centralized● Internet has no center● If some parts are down, Internet still exists and

is operational

Open Access● “Address” on the internet is IP Address● “Internet Protocol”● Anyone who has IP can communicate on

internet

152.108.111.87

What is Internet?● In this context, Internet is Media● 2 kinds of “Media” definition

● Medium (for communication)● Mass Media

● 2 worlds● Medium = Telecom● Mass Media = Media

● 2 kinds of problem

Internet/Online Media● 2 types

● Old Media comes online● New online media

Internet/Online Media● Text

● Blog● Forum● Wiki● News site● Microblogging

● Audio● Online radio● Podcast

● Video● Online video clip● Live streaming● Movie rental

● Interactive● Games● Virtual world

Characteristic of Online Media● Real time● Searchable● Sharable● Social engage● Copyable

Blog

Online Newspaper

Online Newspaper

Online Newspaper

Online Newspaper

Blog/Comic

Podcast

Online Radio

Online TV

Online TV

Online TV

Online Streaming

Movie Rental

TV to Online

Twitter

Digg

Second Life

Second Life / Advertising