There are plenty of rivalries in gaming; we have PS4 vs. Xbox One, PC vs. console, and mouse/keyboard vs. gamepad. Ask a bunch of PC gamers why they dislike console gaming and odds are many of them will say they hate gamepads and prefer the mouse and keyboard combination. So why not use a mouse and keyboard on a console like the Xbox One?
Some

Source: Hot Hardware – Microsoft Won’t Make Moves To Block Mouse And Keyboard Use With Xbox One