That's not real "credit". They could have just retweeted my article, as they add nothing of value. Instead, they make "fast follow" parasitic copycat articles, to gain traffic/eyeballs for themselves, at the expense of the original author. Their goal isn't to amplify the original author (which they could accomplish by simply retweeting my article) ---instead, they want the eyeballs/traffic on their own site.
I wrote extensively about that, both in the first blog post, and the followup: