When the very first cars were built, only the rich could afford it, but now a large part of the population (in developed countries) has one or more.
What do you think will be such an evolution in the future?
When the very first cars were built, only the rich could afford it, but now a large part of the population (in developed countries) has one or more.
What do you think will be such an evolution in the future?
Finally, a monorail!