http://www.amazon.com/gp/offer-listing/B00BGA9WK2/ref=dp_olp_all_mbc?ie=UTF8&condition=all
It seems scammers are using this to get Wal-mart to price match. You can even put in your cart and buy.
http://kotaku.com/people-are-scamming-walmart-with-bogus-cheap-ps4-listin-1660150939
PS4 position up 1400% in the past 4 hours
http://www.amazon.com/gp/movers-and-shakers/videogames/ref=zg_bs_tab_t_bsms