<i>&gt; It also bothers me that they didn&#x27;t just use the GPLv2</i><p>Maybe they want people to be able to easily distribute binaries of the software via BitTorrent. Apache allows this, the Vim License allows this, GPLv2 does not[0].<p>[0] <a href="https:&#x2F;&#x2F;www.gnu.org&#x2F;licenses&#x2F;gpl-faq.html#BitTorrent" rel="nofollow">https:&#x2F;&#x2F;www.gnu.org&#x2F;licenses&#x2F;gpl-faq.html#BitTorrent</a>