RE: How do you think the technology 50 years later would look like? Are we ...

[vegaron]

Agreed. I remember watching about a car-airplane hybrid several years ago that could run and fly using the highway. There were also car that hovers and one that uses electric magnet and rails (although still experimental). What I really want to see though are flying cars that can be used for daily purpose like normal cars but as you say some problems needed to be resolved and that needed a lot of time.