Popular Mechanics pointed out the most interesting part of the buy out in their recent writeup by Darren Orf.

Zuckerberg and his team clearly think that VR has a prominent place in the future of tech. To date however Oculus VR has been associated more with the gaming community and immersive video experiences. Does this mean Facebook plans to diversify into the world of entertainment media and gaming? It is unclear how much overlap currently exists between serious gaming and video and the social networking website. Furthermore, buying Whatsapp for $19 billion was another acquisition made outside of Facebook’s current sphere of dominance.

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