Yes, I even remember everybody saying that tablets will never be used because of the gorilla arm (?) effect, that you can't hold your hand long time up. But now I see a young generation using exclusively tablets. Also the first iPhone, was looked at strangely. I remember being ashamed of using one. Internet was slow. We will know only in hindsight. I have no idea about the future of VR. I see the use-cases, but let's see.