Ethics for the Information Age - Detailed Notes
Catalysts for Change: Ethics for the Information Age
Introduction to the Information Age
- Information Age: Characterized by unprecedented access to information.
- Catalysts:
- Low-cost computers.
- High-speed communication networks.
- Emerging Technologies:
- Smartphones
- Video streaming services
- Voice-activated digital assistants
- Low-cost drones
- Self-driving cars
Impact of Modern Computing and Communications Systems
- 1950:
- Limited number of electronic digital computers.
- Internet did not exist.
- Contemporary World:
- Networked devices with embedded microprocessors are prevalent.
- Frequent engagement with these devices.
Our Relationship with Technology
- Dynamic Interaction: People create and adopt technology, leading to societal changes.
- Technology's Influence on People:
- Experiences with technology can cause physical changes in the brain.
- Information access releases dopamine, creating a desire for more information.
- Technology can have psychological effects.
- Dual Nature of Technology: Solves problems but can also create new ones.
Social-Technological Cycle
- Social conditions can drive the creation and adoption of new information technologies.
- Adoption of new information technologies can reshape social conditions.
Milestones in Computing
Calculations & Calculators
- Manual calculating methods.
- Early mechanical calculators emerged.
- Social Change: The market for calculators arose during the Gilded Age due to the emergence of larger corporations.
- Calculator Adoption:
- Led to a competitive market.
- Resulted in the "deskilling" and feminization of bookkeeping roles.
Tabulators → Data-Processing Systems
- Data-processing system:
- Receives input data.
- Performs calculations.
- Produces output data.
- Punched cards:
- Used to store input data, intermediate results, and output.
- Advanced systems used them to store programs.
IBM and the Holocaust
- Hitler's rise to power in Germany in 1933.
- IBM CEO Watson's disregard for anti-Semitic violence and concentration camps.
- IBM's expansion of its German subsidiary and pursuit of contracts with the German government.
- Nazis' utilization of IBM machines for censuses and generating lists of Jews, facilitating asset seizure and deportation.
Precursors of Commercial Computers
- Atanasoff-Berry Computer: Used vacuum tubes.
- ENIAC: Externally programmed with wires.
- EDVAC: Program stored in memory.
- Small-Scale Experimental Machine: Used CRT memory.
First Commercial Computers
- Remington-Rand:
- Completed UNIVAC in 1951.
- Delivered to the U.S. Bureau of the Census.
- Predicted the winner of the 1952 Presidential election.
- IBM:
- Had a larger customer base.
- Possessed superior sales and marketing capabilities.
- Made greater investments in R&D.
- Dominated the mainframe market by the mid-1960s.
Programming Languages
- Assembly language
- FORTRAN
- COBOL
- BASIC
- Time-Sharing Systems:
- Divided computer time among multiple users.
- Users connected via terminals.
- Spread the cost of ownership.
- Increased accessibility to computers for more people.
Transistor
- Replacement for the vacuum tube.
- Invented at Bell Labs (1948).
- Semiconductor.
- Faster.
- Cheaper.
- More reliable.
- More energy efficient.
Integrated Circuit
- Semiconductor containing transistors, capacitors, and resistors.
- Invented at Fairchild Semiconductor and Texas Instruments.
- Advantages over replaced parts:
- Smaller
- Faster
- More reliable
- Less expensive
IBM System/360
- Before System/360
- System/360 In the 1960s, IBM dominated the mainframe computer market in the United States.
Microprocessor
- A computer inside a semiconductor chip.
- Invented in 1970 at Intel.
- Made personal computers practical.
Personal Computer
- Antecedents to the PC
- Altair 8800
- Personal computers became popular.
- Businesses drawn to personal computers
Milestones in Networking
Electricity and Electromagnetism
- Volta invented the battery (1799).
- Oersted discovered that electricity creates a magnetic field.
- Sturgeon constructed the electromagnet.
- Henry used electromagnets for communication (1830).
Telegraph
Telephone
- Alexander Graham Bell.
- Social impact of the telephone.
Typewriter
- Individual production of "type set" documents.
- Common in offices by the 1890s.
Teletype
- Typewriter connected to a telegraph line.
- Popular uses:
- Transmitting news stories.
- Sending records of stock transactions.
Radio
- Pioneers
- First used in business
- Entertainment uses.
Television
- Became popular in the 1950s.
- Social effects.
Remote Computing
ARPANET
- DoD
- Licklider
- Message transmission
Internet
- Cerf/Kahn
- TCP/IP
NSFNet
Broadband
Wireless Networks
- Cell Phones
- Public access Wireless LAN
Cloud Computing
- Utilization of remote computing resources over the Internet.
- Enablers of cloud computing
- Advantages of cloud computing
- Software as a service
- Infrastructure as a service
Milestones in Information Storage and Retrieval
- Greek Alphabet
- Codex and Paper
- Gutenberg’s Printing Press
- Newspapers
- Hypertext
- Graphical User Interface (GUI)
- Single-Computer Hypertext Systems
World Wide Web
- Networked Hypertext
- Browsers
Search Engines
- Returns documents most closely matching keywords
Cloud Storage
- Storing data remotely on Internet-accessible servers.
- Simplifies accessing files from multiple devices.
- Simplifies file sharing
- Provides massive data storage at a relatively low price.
- Provides automatic backups of data.
Information Technology Issues
*Definition of information technology: – Devices used in creation, storage, manipulation, exchange, and dissemination of data, including text, sound, and images
IT Issues
- Pirating copyrighted content
- Cloud storage services
- Credit cards
- Loan applications
- Computers embedded in devices
- Telecommuting
- Improved global communication network
- Social Media
Summary
- We are living in Information Age, but information technology has a long history
- Today’s devices are culmination of centuries of incremental progress
- Social conditions give rise to new technologies
- Adoption of technologies can change society
- Computing professionals have a responsibility to be thoughtful about their role in creating the future