'P.T' can return to your PS4 if you know the right tricks
 

When Konami cancelled Silent Hills as part of its broader retreat from top-tier video games, it was determined to burn bridges. It not only stopped offering the excellent P.T. teaser, but prevented people who had downloaded it from getting it again...

http://www.engadget.com/2015/12/16/p...oad-discovery/