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IBM first PC 5100 failed 1975 ???? Command-line user interface cryptic,difficult , IBM first PC 5100 failed 1975 ???? IBM PC 1981 soon dominated, 1975 Altair computer kit ???? IBM first PC 5100 failed 1975, What can a computer do that books cant visual illusions 3D virtual reality networking ???? Head-mounted display computer tracks head and walking motions and updates display -- user is immersed into virtual 3D world, Bugs - flaws in software code Difficult to debug > 500K lines ???? Computer can help physically, learning disabled children for whom books are inaccessible, Apple computer founded 1976 ???? Apple Computer fast growing company in history, Ivan southerland Interactive computiong computer graphics ???? Doug Engelbart 1968 Inventor of Mouse, What is a computer? What can you do with them? draw, read, write computer is a new medium ???? What can a computer do that books cant visual illusions 3D virtual reality networking, Paraxox: to make computer easy to use r equires a fast, advanced computer ???? Bugs - flaws in software code Difficult to debug > 500K lines , From standpoint of children reach out and touch ???? Software can change the computer from a forbidding machine to a friendly intuitive environment, From standpoint of children reach out and touch ???? Jean Piaget -- Proof that visual mentality dominant is children of 5-6, From standpoint of children reach out and touch ???? Jean Piaget -- Proof that visual mentality dominant is children of 5-6, Today computers are chained to desks in our university ???? Why did develops not become viable at the time?, Different way of interacting with the computer ???? Illusion of a paperlike surface mouse -- sophisticated software makes computer use intuitive, Computer can help physically, learning disabled children for whom books are inaccessible ???? Paradigm Shift Xerox Parc, Boeing 747 contains 6 million parts assembled in subsections proximity of cause and effect - flaw in one subsection usually does not show up in unrelated subsection ???? Computer is as important a new medium as books were when they were invented Books became cheaper "paperback books", COmputer hobbyists want to own computer ???? 1975 Altair computer kit, Apple Computer fast growing company in history ???? Jan, 1984 Apple Macintosh new era of GUI, Software can change the computer from a forbidding machine to a friendly intuitive environment ???? COmputer hobbyists want to own computer, Software difficult to write does not obey principle of proximity of cause and effect ???? Boeing 747 contains 6 million parts assembled in subsections proximity of cause and effect - flaw in one subsection usually does not show up in unrelated subsection, A single book had the value of a farm Now Days Today computers are chained to desks in our university , Steve Jobs visited Xerox PARC 1979 and decided Graphical User Interface (GUI) was key to future of Macintnosh ???? New uses for compuers drawing, word processing, spreadsheet, music, flight simulator, Steve Jobs-vision Steve Wozniak- hardware engineer ???? Mike Marcola helped Steve and Steve form Apple Computer, problems: computers difficult to use software could change this ???? Paraxox: to make computer easy to use r equires a fast, advanced computer , Paradigm Shift Xerox Parc ???? Xeroc PARC research into using computers by non-technical users, Paperless communication ???? From standpoint of children reach out and touch, Differences in building software compared to physical building -- necessity of innovating no engineering principles ???? What is a computer? What can you do with them? draw, read, write computer is a new medium, view unbuilt buildings viewi molecules ???? We call them computers based on historical accident but if invented today might be called something else , Mass produced inexpensively like a printing press ???? Steve Jobs-vision Steve Wozniak- hardware engineer, Computers need to become less inexpensive like paper back books ???? Differences in building software compared to physical building -- necessity of innovating no engineering principles, People find algebra difficult so ???? Revolution every year more circuits on each IC 1971 Microprocessor invented Power to totally change the economics of computing, Mike Marcola helped Steve and Steve form Apple Computer ???? Apple computer founded 1976, Technological innovation Chained library ???? Today computers are chained to desks in our university , Paperback Computers C-Map February 23, 2005 KeithWayson & Tim Martin, Why did develops not become viable at the time? ???? Paperless communication, Xeroc PARC research into using computers by non-technical users ???? People find algebra difficult so , Microsoft products - software intangeable product "codified thought" ???? Alto Office System $45K not made into product, COmputer hobbyists want to own computer Which Developed homebrew computer clubs, New uses for compuers drawing, word processing, spreadsheet, music, flight simulator ???? Software difficult to write does not obey principle of proximity of cause and effect, Computer transformed onto a new medium ???? Ivan southerland Interactive computiong computer graphics, We call them computers based on historical accident but if invented today might be called something else ???? Microsoft products - software intangeable product "codified thought", Illusion of a paperlike surface mouse -- sophisticated software makes computer use intuitive ???? Mass produced inexpensively like a printing press, Computers were very hard to program Therfore the Computer transformed onto a new medium, Computer is as important a new medium as books were when they were invented Books became cheaper "paperback books" ???? view unbuilt buildings viewi molecules, Doug Engelbart 1968 Inventor of Mouse ???? Different way of interacting with the computer, Jan, 1984 Apple Macintosh new era of GUI ???? Computers need to become less inexpensive like paper back books, Command-line user interface cryptic,difficult ???? problems: computers difficult to use software could change this