Free Software The next generation of software development OR A new level of consumer freedom?
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Transcript of Free Software The next generation of software development OR A new level of consumer freedom?
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Free Software
The next generation of
software development
OR
A new level of
consumer freedom?
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What is “free software”?
• Richard Stallman, MIT 1983
• Political Philosophy -‘Free speech’, not ‘free beer’
• Opposite of proprietary software
• GNU
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What is GNU?
• GNU’s not Unix…..
• Copyleft vs. copyright
• GNU Emacs, GNU HURD
• GPL/GLPL
• Free Software Foundation (1985)
• GNU/Linux
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Free Software vs. Open Source
• Political Philosophy• Ethical Rights• Allows unconditional
‘sharing’ and collaboration
• Only GNU/FSF meet standards
• Development Technique• Better Software• Allows software to
‘evolve’• Sun, Apple, Netscape
all on board.
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Free software in the market
• Linux and freeBSD
• Apple, Sun, Netscape
• Microsoft - Halloween Documents (1998)
• LibraNet petition & UDI- hardware vendors
• Id software - quakelives.com
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Cases to watch
• Sun vs. Microsoft (servers)
• GNU/Linux vs. Microsoft (desktop)
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OS/FS vs. Proprietary
• SoftEvolution - best survive
• Debugging is parallelizable
• $$ from tech support and customizations
• Fast revisions and bug fixes
• Protect trade secrets
• ‘Professional’ coders produce best quality
• Need enforced standards
• Company is liable
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Ethical Issues
• UCITA - should software have a license?
• Software liability
• Source code requirements
• Copyright in the digital domain
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Is the copyright applicable to the digital age?
"The sole interest of the United States and the primary object in conferring the [copyright] monopoly lie in the general benefits derived by the public from the labors of authors.”
Supreme Court
Fox Film Corp. v. Doyal
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Sources
• www.gnu.org
• www.opensource.org
• www.freebsd.org
• www.unix-vs-nt.org
• www.libranet.com/petition.html