http://kotaku.com/reports-of-xbox-one-disc-drive-issues-increase-1470495704
http://kotaku.com/ps4-blue-light-of-death-has-no-clear-fix-yet-1465979487
Both consoles are plagued with hardware issues. PS4's are suffering from the blue light of death and XBones are dealing with the disc drive of doom. I refer you to the above video
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We expected this long before release, its like the change wit GameCube and Wii-Not a huge change just better features unless you bought PS4 because then you just bought a new 360.