On Thu, 17 Dec 2009 01:00:48 +0000 Anthony W. Youngman wrote: > In message <20091216233823.af491478....@firenze.linux.it>, Francesco > Poli <f...@firenze.linux.it> writes > >> The second question may seem strange, but why copyleft license is > >> used? > > > >Hopefully in order to prevent the distribution of proprietary > >derivative works... > > CLOSED derivative works. > > If it's copyright, it's proprietary. > > "proprietary" == "property". If it's copyright, it has an owner, > therefore it's property, therefore it's proprietary.
Your reasoning does not seem incorrect. However, I use the term "proprietary software" as a synonym of "non-free software" (that is to say, anything that is not Free Software). In this regard, I follow the FSF terminology. -- New location for my website! Update your bookmarks! http://www.inventati.org/frx ..................................................... Francesco Poli . GnuPG key fpr == C979 F34B 27CE 5CD8 DC12 31B5 78F4 279B DD6D FCF4
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