"After a year and a half of public consultation, thousands of
comments, and four drafts, version 3 of the GNU General Public
License (GPLv3) was finally published on June 29. While there's
been a lot of discussion about the license since the first draft
appeared, not many people have talked about the benefits that it
provides developers. We've published this guide to fill that gap.
We'll start with a brief refresher on free software, copyleft, and
the goals of the GPL. We'll then review the major changes in the
license to see how they advance those goals and benefit
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