Clickbait. Here's also what's in the article.

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"Lots of caveats here in the migration numbers: In a typical year, Connecticut will see 80,000 to 110,000 people moving to and from other states. Since the data are based on polling samples, a net departure of, say,15,000 residents can have margins of error so large that conceivably it wasn’t a net loss at all, in reality."