<p>I think that this kind of issue is endemic to SO and will only increase as sites proliferate.</p>

<p>A proposal: there should be a proposal process where users can vote to merge sites, resulting in a permanent redirect.</p>

<p>Really, what's in a name? Cross Validation is an excellent name to catch the attention of anyone who's actually exercised curiosity + healthy skepticism about "smart algorithms" and so on, but inasmuch as it serves as a clue, it's an easy one for people to miss.</p>
