I'm curious if the people excited about this have tried it. The sensations are IMO not compelling. They definitely don't transform Minority Report-style air gestures into a viable mode of interaction. I think the cooler trick that ultrasonic phased arrays can perform is levitating 3D patterns of tiny styrofoam spheres.
For those wanting to experiment with hand controlled UI, an Oculus Quest is probably the best entry point. Development is very accessible; you can access the hand tracking in the browser from JavaScript and go to town. And if you need more than hand tracking can provide, you get controllers too.
For those wanting to experiment with hand controlled UI, an Oculus Quest is probably the best entry point. Development is very accessible; you can access the hand tracking in the browser from JavaScript and go to town. And if you need more than hand tracking can provide, you get controllers too.