Virtual reality headsets like Facebook’s Oculus and Sony’s PlayStation VR are just hitting the market, but one critical group is already taking it very seriously: game developers.

According this Statista chart based on a survey of 2,000 attendees of the Game Developers Conference, which took place in San Francisco this week, 16% of them are already building games for virtual reality. That’s more than the percentage building for Nintendo’s two current platforms — the Wii U and the 3DS — combined.

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