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The strength of the copyleft license governing a work is determined by the extent to which its provisions can be imposed on all kinds of derivative works. Thus, the term "weak copyleft" refers to licenses where not all derivative works inherit the copyleft license; whether a derivative work inherits or not often depends on how it was derived.
Wikipedia uses grants free access to our text in the same sense as free software is licensed freely. This principle is known as copyleft.Wikipedia content can be copied, modified, and redistributed so long as the new version grants the same freedoms to others and acknowledges the authors of the Wikipedia article used.
In 1984 or 1985, programmer Don Hopkins sent Richard Stallman a letter labeled "Copyleft—all rights reversed". Stallman chose the phrase to identify his free software method of distribution. [ 4 ] It is often accompanied by a reversed version of the copyright symbol. [ 5 ]
The copyright symbol, or copyright sign, designated by (a circled capital letter "C"), is the symbol used in copyright notices for works other than sound recordings.
Copyleft or libre share-alike licenses are the largest subcategory of share-alike licenses. They include both free content licenses like Creative Commons Attribution-ShareAlike and free software licenses like the GNU General Public License .
Partial copyleft exempts some parts of the work from the copyleft provisions, thus permitting distribution of some modifications under terms other than the copyleft license, or in some other way does not impose all the principles of copylefting on the work. For example, the GPL linking exception made for some software packages (see below).
Bad news for ‘lazy girl’ employees: A boss who axed 90% of his staff and replaced them with AI says ‘copy and paste’ jobs are done. Orianna Rosa Royle. October 6, 2023 at 8:05 AM.
This principle is known as copyleft in contrast to typical copyright licenses. To this end, Permission is granted to copy, distribute and/or modify Wikipedia's text under the terms of the Creative Commons Attribution-ShareAlike 4.0 International License and, unless otherwise noted , the GNU Free Documentation License, unversioned, with no ...