Right now, plenty of places with no infrastructure usually just don't get developed. So this would open the door to some places. And who do you think would want to go to such places. The very rich. So you can charge a whole lot to get them the cargo they want. That is how things with small market can make ridiculous amounts of money.

And disaster relief is for PR. But with all the connections he has, I am sure he will be able to get governments or even private backers to pony up money to send the blimp into a disaster area because it is hugely visisble and makes those people look like they are helping.