www/copyleft copyleft.html

[Richard M. Stallman]

CVSROOT:        /web/www
Module name:    www
Changes by:     Richard M. Stallman <rms>       13/10/06 18:41:24

Modified files:
        copyleft       : copyleft.html 

Log message:
        Mention the AGPL.
        Warn about wrong use of backwards copyright symbol.

CVSWeb URLs:
http://web.cvs.savannah.gnu.org/viewcvs/www/copyleft/copyleft.html?cvsroot=www&r1=1.87&r2=1.88

Patches:
Index: copyleft.html
===================================================================
RCS file: /web/www/www/copyleft/copyleft.html,v
retrieving revision 1.87
retrieving revision 1.88
diff -u -b -r1.87 -r1.88
--- copyleft.html       10 Mar 2013 06:17:25 -0000      1.87
+++ copyleft.html       6 Oct 2013 18:41:24 -0000       1.88
@@ -93,7 +93,16 @@
 assignments from contributors</a>.</p>
 
 <p>
-An alternate form of copyleft, the <a href="/licenses/lgpl.html">GNU
+An alternate form of copyleft, the <a href="/licenses/agpl.html">GNU
+Affero General Public License (AGPL) (available in
+HTML</a>, <a href="/licenses/agpl.txt">text</a>,
+and <a href="/licenses/qgpl.texi">Texinfo</a> format), is designed for
+programs that are likely to be used on servers.  It ensures that
+modified versions used to implement services available to the public
+are released as source code to the public.</p>
+
+<p>
+A compromise form of copyleft, the <a href="/licenses/lgpl.html">GNU
 Lesser General Public License (LGPL) (available in HTML</a>, <a
 href="/licenses/lgpl.txt">text</a>, and <a
 href="/licenses/lgpl.texi">Texinfo</a> format), applies to a few (but not
@@ -144,6 +153,21 @@
 the <a href="/copyleft/fdl-howto.html">GFDL instructions page</a>.  Again,
 partial copies are not permitted.</p>
 
+<p>
+It is a legal mistake to use a backwards C in a circle instead of a
+copyright symbol.  Copyleft is based legally on copyright, so the work
+should have a copyright notice.  A copyright notice requires either
+the copyright symbol (a C in a circle) or the word
+&ldquo;Copyright&rdquo;.</p>
+
+<p>
+A backwards C in a circle has no special legal significance, so it
+doesn't make a copyright notice.  It may be amusing in book covers,
+posters, and such, but
+<a href="https://en.wikipedia.org/wiki/Copyleft#Symbol";> be
+careful </a> how you represent it in a web page!</a>
+</p>
+
 </div><!-- for id="content", starts in the include above -->
 <!--#include virtual="/server/footer.html" -->
 <div id="footer">
@@ -200,7 +224,7 @@
 
 <p>Updated:
 <!-- timestamp start -->
-$Date: 2013/03/10 06:17:25 $
+$Date: 2013/10/06 18:41:24 $
 <!-- timestamp end -->
 </p>
 </div>