From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Christopher Dimech Newsgroups: gmane.emacs.devel Subject: Re: Is admin/unidata/copyright.html a free software license? 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:309050 Archived-At: > Sent: Monday, August 21, 2023 at 10:42 PM > From: "Ulrich Mueller" > To: emacs-devel@gnu.org > Subject: Is admin/unidata/copyright.html a free software license? > > [I'd have expected a previous discussion on this, but I failed to find > one in the archives of this mailing list. Sorry if this is a duplicate.] > > File admin/unidata/copyright.html (also at [1]) contains the "Unicode > Terms of Use" which say in section H.2: > > | Unicode, Inc. shall have the right to modify this Agreement at any > | time by posting it to this website. > > This allows the copyright holder to unilaterally revoke the freedoms, > which I believe fails the free software definition [2]: > > "In order for these freedoms to be real, they must be permanent and > irrevocable as long as you do nothing wrong; if the developer of the > software has the power to revoke the license, or retroactively add > restrictions to its terms, without your doing anything wrong to give > cause, the software is not free." > > IMHO it also fails Debian's "Tentacles of Evil" test [3] which says: > > "To be free, the license cannot allow even the author to take away the > required freedoms." > > I am also surprised that these lists in admin/unidata/ or, in general, > a character set can be copyrightable. (For example, everyone uses ASCII > without thinking about copyright of the underlying ANSI X3.4 standard. > The same applies to several much larger CJK character sets.) Correct, they are not covered by a free license. > [1] https://www.unicode.org/copyright.html > [2] https://www.gnu.org/philosophy/free-sw.html.en > [3] https://en.wikipedia.org/wiki/Debian_Free_Software_Guidelines#debian= -legal_tests_for_DFSG_compliance > >