CHI 2017, an annual advertise of human-computer alternation hosted by the Association of Computing Machinery, has given us some truly bizarre-looking innovations. Here are a few of my favorites — all no doubt absorbing from a abstruse angle but still weird to look at and watch in action.

If you live in a cold area of the world, you might like BreathScreen, an brief user interface created with arresting breath.

Speaking of tech that involves the mouth, Project Telepathy uses facial electromyography and beamforming speakers to turn words you silently mouth into sound projected anon at a single person. Great for clandestine conversations, not so easy on the face under the massive tracking rig.

One piece of VR tech that sounds abnormally alarming when you first hear of it is CarVR — as in, basic absoluteness in a moving car. The videos demonstrating it don’t show the driver using it, which is a relief. CarVR uses the movements of the car to simulate the user’s movement in the basic world.

And finally, the one that sounds the most physically taxing is the system which provides “Haptics to Walls & Heavy Objects in Basic Absoluteness by Means of Electrical Muscle Stimulation.” If you touch a wall in VR that doesn’t exist in the real world, an electrical analeptic creates a counterforce, acceptation you jerk your arm away rather than phase through the wall. It sounds and looks kind of brutal:

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