RTF 308 Lecture Notes - Lecture 20: Collective Intelligence, Participatory Culture, Web Crawler
Document Summary
Aids spread of the internet, but the internet also aids media conglomeration. 50s: first computers connected if in the same building (lan) 60s: u. s. government funded research into computers, networking. Arpanet = advanced research projects agency network = u. s. funded, 4-node network connecting computers in california and utah. 1969: 1st message sent via computer (typed the letters l & o before the computer crashed) Development of internet protocols: tcp/ip = common language. Key for connecting smaller networks into one unified network. Other government organizations (nsf) create restricted networks for research. Internet access limited to specific groups no public, commerce. Internet service providers (isps) pop up in the late 80s; first one was called @theworld. Arpanet disbands in 1990; in 1992 congress allows other government organizations to connect with commercial networks. Commercial use restrictions lifted entirely in 1995; for-profit corporations could operate via isps. 1989: information system that was accessible from any node on the network.
