Presentation on theme: "ENGR 101/HUM 200: Technology and Society November 28, 2005."— Presentation transcript:
ENGR 101/HUM 200: Technology and Society November 28, 2005
Agenda Schedule for week Planning for projects/poster display signup Unit 5: Invisible Matter Hand back papers
Unit 5: From moving things and people, to powering that movement of things and people, to tracking that movement of things and people, to tracking the movement of invisible things and the presence of people. –Peer-to-peer technologies –Copyright/copyleft –Open source software –Games
Peer-to-peer Technologies What are they? What do they enable?
P2P v. Client-Server model Peer-to-Peer computing –Relies on computing power of participants –Uses ad hoc connections –Decentralized: No central server or router Client-Server computing –More people join, system slows down –One crucial node (low fault tolerance) –Centralized directory and distribution of information
P2P– Hybrid or Pure Napster –Music hosted on peer computers, but directory hosted on server Gnutella –True peer-to-peer, but with a directory that tracks user addresses Bittorrent
Advantages of P2P Ever-expanding computing power and capacity Redundant system (no single point that can fail) (Remember “The Machine Stops”?)
Music, Movies, Television The technology v. the content Technical capabilities v. encouragement –Yours, mine & ours
Social Shaping of Technology MP3 and sharing What is theft? What is the purpose of copyright?
Law and SSOT Law and policy become the tangible social shapers
Publishing with BitTorrent Ignore the copyright issue for a moment… Self-publishing, distributing your own works electronically –Slow upload speeds –High demand=server crash=fees charged by ISP/host
What Technology Allows, Enables, Requires Using policy to shape the meaning of a technology with policy Using policy to shape the allowable use of a technology with policy Using policy to dictate how technology can be used to create communities and social groups
Next Class Read DMCA, Grokster decisions Assignment of presentation days Hand back Data Collection exercise Discussion of The Diamond Age For Wednesday, read excerpt from Free Culture
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