Because journalists have an incentive to attract readers, and it worked. The blog post made it to the front page of HN. (I don't think I've ever written a news

Because journalists have an incentive to attract readers, and it worked. The blog post made it to the front page of HN. (I don't think I've ever written a news article about a tweet and likely would not, barring extreme examples such as @WhiteHouse tweeting that the president had resigned or somesuch.)