Then again, considering the subject matter, the pun is actually pretty apt.
And all it is is more proof of what he and Richard Herrnstein contended twenty two years ago. That the country was getting more and more bellcurvey, and by that, I don’t mean it in my snarky make-fun-of-blacks sense, I mean it the way M&H meant it, to mean the merging of the cognitive elite and the income-wealth elite into one big highly ossified elite that would get even more detached and “bubbly” from the country as a whole in the coming years. As you can see, most of the top 75 bubbliest zip codes are in five metro areas that have an identifiable niche: Boston (higher education), New York (media, finance, banking, haute culture), Washington (Federal government), San Francisco (internet, tech) and Los Angeles (popular culture and entertainment).
Now, let’s merge the two definitions of bellcurvey back together and call it today’s music break.