Microsoft HoloLens Developer???s Guide

Making sure objects are in a logical place

Of course, the question is, What is a logical place? The key thing to remember here is that we are mixing the real world with the virtual world.

This means that people have certain expectations about the world around them. Things in mid-air drop to the floor if they are not supported, for instance. Unless, of course, they are floating balloons or robots. People do expect them to float about, but a table that is hovering 20 cm above the floor just does not feel right. Ensure that you place that table right on the floor.

If your app uses an information box that contains additional data about the app, we can have that hover in front of the user. This is a great way to show users some data they need ...