"Moreover, if all our code were open, it could be easier for would-be hackers to defeat our privacy controls. We work hard to protect privacy. With all our code public we'd have to work even harder."
https://www.wikitree.com/wiki/Help:WikiTree_FAQ
Not only does #WikiTree not even begin to understand the principles of #SoftwareFreedom (reasons to publish code other than encouraging replication), they believe in #SecurityByObscurity:
http://www.albion.com/security/intro-9.html
Which is a shame, because otherwise it's a cool site.
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