David Harris-Gershon is a writer for both blogs. They were published to both sources on the same day. He is also following comments on the Daily Kos post, which

David Harris-Gershon is a writer for both blogs. They were published to both sources on the same day. He is also following comments on the Daily Kos post, which is obviously targeted to a broader audience. I agree that original sources are best, but in this case there is no value lost.