This is nothing new with Sony. They have been playing dirty tricks with fake reviews in the past and have admitted to it and paying fines in multiple countries.
http://news.bbc.co.uk/2/hi/entertainment/4741259.stm
http://articles.chicagotribune.com/2002-03-15/entertainment/0203150387_1_ridgefield-press-fake-food-critic
That's the reason I take Sony movies, musics and games reviews with a grain of salt.