Hello, I'm Jane Wakefield.

Cities are getting more and more congested with both traffic and people.

It means that new ways of commuting are urgently needed and many are looking to the skies to provide the solution.

Will we all be travelling to work via drone in future?

And in the beginning, the first four years, everybody thought these people are crazy,

for what is that good, how does it work?

Engineers don't always talk to economists.

They might reach the conclusion that, well, because we can develop new technologies,

there will be a market just because.

You know, frankly, they look at the massive investments going into Silicon Valley

and tech companies and they kind of want to be part of that, right?

We look at some of the startups testing flying taxis and ask whether it can ever become a form

of mass transportation to compete with the cars and the trains we currently rely on.

Business Daily on the BBC World Service.

So I've just arrived at Paddington on my morning commute. So far I've had to wait for a train

that was late. Then I've had to run for a connecting train. I'm now about to get on what will probably be a very crowded tube,

so I'm wishing there was an alternative.

That commute, like many, was not a great deal of fun,

so the idea of an on-demand taxi that can lift me above the traffic

and transport me to the office sounds very appealing.

And of course a flying car

sparks the imagination. But what are the logistics of filling our skies with drones? Where would

...