Density co founder and c e o, andrew farra demoed their newest product, the open area censor. It helps companies track spatial activity to follow covet guide lines and increase efficiency. This is all interactive, right? So i'm actually clicking and a dragging ond in three d space, and we see a person has walked up to the other person,. They are each represented by dots that are flicking in and out of space. Those are humans, as opposed to plants or monitors, ond computers.