Sally..I think the "anyone can fly it comment", relates to its implied ease of use, not its absense of Licensing/regulation ......After all, you can fly anything you like within the confines of your own personal sports hall
These devices seem to crop up every 5 years or so and do seem to get better each time. (though often they are from a USA company and thus automatically claim more than they can deliver)
I'm sceptical of the mile high thing.