I don't think anyone can predict more than 20-30 years into the future with any real degree of accuracy. So yeah, I agree that X might very well be possible (o

I don't think anyone can predict more than 20-30 years into the future with any real degree of accuracy. So yeah, I agree that X might very well be possible (or in widespread usage) in 50 or 100 years, where X is basically anything that seems magical today.