NVIDIA released VRWorks SDK V2.5 for application and headset developers along with the NVIDIA display drivers 387.92 (Windows) and 387.12 (Linux/Beta). The drivers are available for download at: nvidia.com/download/index.aspx and the SDK has been posted at developer.nvidia.com/vrworks.   RELEASE HIGHLIGHTS Updated Vulkan Interop (interop_vk) sample to use the ratified VK_KHR_external_memory* and VK_KHR_external_semaphore* extensions replacing the