In general, technologies are developing very quickly, almost every day something new and interesting appears, and it is difficult to say what will be promising and can bring a lot of money. But it seems to me that VR and 3D technologies can seriously develop, because the field is huge for this. Now there are special scanners https://texel.graphics/ that can create a digital model in a matter of minutes. And this, in my opinion, is simply incredible. 10 years ago, no one would have thought about this, I think ..