&gt; men do hobby programming and women don&#x27;t<p>One possible reason: Women have less free time available for hobby programming. There are some statistics on this at <a href="http:&#x2F;&#x2F;www.ashedryden.com&#x2F;blog&#x2F;the-ethics-of-unpaid-labor-and-the-oss-community#time" rel="nofollow">http:&#x2F;&#x2F;www.ashedryden.com&#x2F;blog&#x2F;the-ethics-of-unpaid-labor-an...</a>.<p>Another possibility: Women are in such demand in the industry that a hobbyist contributor will soon be hired by someone, and no longer be a hobbyist.