Crytek Promises sandbox source code, too. https://bit-tech.net/news/cryengine-540-to-include-vulkan-support/1/
Tells devs to concentrate on DirectX 12, Vulkan. http://www.bit-tech.net/news/hardware/2015/03/03/amd-retires-mantle/1
GLnext project bears fruit. http://www.bit-tech.net/news/hardware/2015/03/03/vulkan-api/1
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