As I recall, Levine insists that FOSS is a perfect example of why we don&#x27;t need copyright, even though (AIUI) it is in fact foundational to most (all?) OSS licences that the authors assert copyright. For instance &quot;How to use GNU licenses for your own software&quot;[0] states right upfront :<p><i>Whichever license you plan to use, the process involves adding two elements to each source file of your program: a copyright notice (such as “Copyright 1999 Terry Jones”), and a statement of copying permission, saying that the program is distributed under the terms of the GNU General Public License (or the Lesser GPL).</i><p>AFAICT - and I&#x27;m more than happy to be corrected - without copyright (that intellectual monopoly against which the authors argue) there would be no enforcement mechanism for the GPL?<p>[0] <a href="http:&#x2F;&#x2F;www.gnu.org&#x2F;licenses&#x2F;gpl-howto.en.html" rel="nofollow">http:&#x2F;&#x2F;www.gnu.org&#x2F;licenses&#x2F;gpl-howto.en.html</a>