While various VR technologies are on the market, they're unsatisfying in various ways.

But these ideas have their own problems, including slow refresh and complicated hardware, and they lack a standardized mode of user interaction.

One company has developed a 3D display that can be manipulated by hand, but without any feedback, this can be tricky.

New hardware lets any computer run an interactive, 3D interface

This week, researchers are describing a new take on a recent 3D display development that mixes in a key ingredient: sound.

3D, volume-filled imagery created with hovering dots

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