COMP 381

Administrivia 1. Roster is fixed. 2. Team presentations Please find your partners and exchange contact info 3. Term papers Blackboard vs. Sakai Breadth, appropriateness 4. Arts nominations Additions Feedback

Lessig’s Behavioral Regulators  Law (sanctions)  Social norms (behavior)  Market (cost)  Architecture (self-enforcement)

How do they work?  Example: no cell phones in class How could I use each to constrain?  Strengths and weaknesses of each Most powerful? Weakest?

Architecture in Cyberspace  No need for external enforcement?  Intended and unintended results Identity Privacy Content

Architecture in Cyberspace  Is there a single architecture?  Has the architecture changed over time?

Inflection Points in History PositivesNegatives  privacy  family  quality of life  survival  expanding human reach  expanding knowledge  expanding economy  democratization  privacy invasion  disintegration of family  health  pollution  danger / misuse  misinformation  work abuse

POSITIVES PrivacyFamily  Mostly negative  Easy to track people  Façade: Can use screen name to avoid publicly asking False sense of security Feel like they can say anything  Reconnecting over long distance Facebook Ancestry.com  Security  Bring family together over entertainment Wii DVR

POSITIVES Quality of lifeSurvival  Easier Cameras Share/preserve photos Communication ( ) Access to knowledge Shopping GPS  Medical digitalization  Medical intervention  Cell phone to call for help

POSITIVES Expanding human reachExpanding knowledge  Communicate with other people Facebook Internet Cell phones  Transportation  Exploration Underwater Space  Availability of information  Searching  Sharing  Learning

POSITIVES Expanding economyDemocratization  Online shopping  Faster business communication Trade Banking  International projects  Mom and pop shops can advertise  Government transparency  Wikileaks  Voting