Had both devs been in the US, I'm pretty sure the Day Z guys would have sued the fucking shit out of the War Z guys. (and won pretty easily.)
There are many media who were saying how great the game was they "played" in pre-alpha, only to say something completely different a few months later about how terrible the game was. I think that's the absolute worst.
Well, it's the gaming media. What did you expect? I think by now that Al Jazeera (sic?) has become a more unbiased source of information than the gaming media.