Comparison To Copyleft
Further information: CopyleftCopyleft is "a general method for making a program or other work free, and requiring all modified and extended versions of the program to be free as well." By comparison with permissive licences, copyleft licensing places more requirement in terms of distribution and combination with software under other licences.
Read more about this topic: Permissive Free Software Licence
Famous quotes containing the words comparison to and/or comparison:
“It is very important not to become hard. The artist must always have one skin too few in comparison to other people, so you feel the slightest wind.”
—Shusha Guppy (b. 1938)
“Most parents aren’t even aware of how often they compare their children. . . . Comparisons carry the suggestion that specific conditions exist for parental love and acceptance. Thus, even when one child comes out on top in a comparison she is left feeling uneasy about the tenuousness of her position and the possibility of faring less well in the next comparison.”
—Marianne E. Neifert (20th century)