Yes we have flying cars there are two companies in the US that I know of that are about to go into production the problem is that you will not only have a driving licence but also a pilots licence. Big toys for wealthy boys.
Oh yea of little faith Sir Mucks that is what they said about the Wright brothers in 1903 and by 1916 there were very good fighter planes e.g. Sopwith Camel and the Fokker DR3 both with a speed over 100 mph great steps in so little time.
And as for the toilets Nivrip I am sure that they would have a modesty curtain that you could use