[ The things people do and don't know here are a constant source of confusion for Jim. He has to stop and think about how to explain it, because it would be so much easier to just show someone. ]

No, it's a picture made of light that looks ... kind of real. In three dimensions. It comes out of a little projector thing and you can't touch it. [ There are some fairly useless hand gestures to accompany this. Jim could probably build one, but don't ask him to explain anything coherently. ] It's not important.