Which VR technology was first widely adopted by architectural firms for client presentations?

Virtual reality is transforming how architects present designs to clients and stakeholders. Beyond simple 3D models, VR allows clients to 'walk through' buildings before construction begins, experiencing spatial relationships, lighting conditions, and material textures in an immersive environment. This technology is rapidly evolving from a luxury to an essential tool in architectural practice. Test your knowledge about the intersection of architecture and virtual reality technology!

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CAVE (Cave Automatic Virtual Environment) systems from the 1990s
Head-mounted displays (HMDs) like Oculus Rift (2016)
Google Cardboard mobile VR (2014)
Microsoft HoloLens mixed reality (2019)