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Basics: Infringement and Fair Use The Yet copyright laws also provide that the rights of copyright owners are subject to the doctrine of " - the purpose and character of the use, including whether such use is of a commercial nature or is for nonprofit educational purposes (usually certain types of educational copying are allowed) - the nature of the copyrighted work (mostly originals made for commercial reasons are less protected than their purely artistic counterparts) - the amount and substantiality of the portion used in relation to the copyrighted work as a whole - the effect of the use upon the potential market for or value of the copyrighted work (as a general rule copying may be permitted if it is unlikely to cause economic harm to the original author) Examples of activities that may be excused as fair use include: providing a quotation in a book review; distributing copies of a section of an article in class for educational purposes; and imitating a work for the purpose of parody or social commentary. |
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Virtual cartels; mergers In parallel to the deregulation of markets, there has been a trend towards large-scale mergers which ridicules dreams of increased competition. Recent mega-mergers and acquisitions include SBC Communications - Ameritech, $ 72,3 bn Bell Atlantic - GTE, $ 71,3 AT&T - Media One, $ 63,1 AOL - Time Warner, $ 165 bn MCI Worldcom - Spring, $ 129 bn The total value of all major mergers since the beginnings of the 1990s has been 20 trillion Dollars, 2,5 times the size of the USA's GIP. The AOL- Time Warner reflects a trend which can be observed everywhere: the convergence of the ICT and the content industries. This represents the ultimate advance in complete market domination, and a alarming threat to independent content. "Is TIME going to write something negative about AOL? Will AOL be able to offer anything other than CNN sources? Is the Net becoming as silly and unbearable as television?" (Detlev Borchers, journalist) |
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atbash Atbash is regarded as the simplest way of encryption. It is nothing else than a reverse-alphabet. a=z, b= y, c=x and so on. Many different nations used it in the early times of writing. for further explanations see: |
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Whitfield Diffie Whitfield Diffie is an Engineer at Sun Microsystems and co-author of Privacy on the Line (MIT Press) in 1998 with Susan Landau. In 1976 Diffie and |
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