PlayStation announced via a blog post that it was going to start offering players on PC bonus in-game items and rewards if they chose to create and login with a PSN

However, to incentivize you to still sign in with a PSN account while playing those games, Sony says that it will “soon” be adding “in-game content unlocks” like outfits a

"An account for PlayStation Network will become optional for these titles on PC," said PlayStation in a post including Spider-Man 2, and The Last Of Us Part II.