Something weird is going on between Sony and Amazon. You can no longer buy any of the PSN cards on Amazon US. You also can't Pre-order upcoming PS4 exclusives anymore. [Screenshot] :
How to Play Amazon Music on PS4 in 2 Ways - Tunelf
Sony now lets you buy digital PlayStation games from Amazon and other retailers | Engadget
PlayStation 4 has its best year ever, but Sony predicts slowing sales - The Verge
Amazon.com: KEM-490AAA Blu-Ray Disk Drive with KES-490 Blu-Ray Laser for Sony PlayStation 4 PS4 CUH-1001A CUH-1115A BDP-020 BDP-025 : Electronics
Amazon.com: PlayStation 4 Slim 1TB Console - Only On PlayStation Bundle : Video Games