Face it, balloons either use an irreplaceable resource far too important to waste on vanity projects (helium), or they are insanely dangerous by modern standards.
Here's a hint: there were other ships in the area and none of them sank due to icebergs.
The problem for HP, as for RIM, is that being technically right does not help to sell what for many people is a fashion item.
As an example, I am a little sorry for Trevor Bayliss who never really made any money out of his wind up radio, but given hand cranked magneto telephones had been around for many years, the idea of a hand cranked magneto radio set really should not be patentable. It is just another communications device with a hand charger.
I remember another Ducati owner commenting to me once that "I prefer my bikes to be made by Communists, they want things to work in this world but Catholics don't care if you end up in the next one."
Just like you do in the US. It isn't hard. Someone tries to file a trademark using your established name, you send them a batch of stuff, application gets rejected.
That's what I was thinking. It's so ridiculously luxurious that nobody's ever heard of it. This reminds me of the coffee that comes from beans with have been through the digestive system of a civet. Paying absurd prices for stuff that isn't even better than the cheaper stuff.
I was given some civet coffee. It is better than the cheap stuff. It just isn't 40 times better.
A failure will not appear until a unit has passed final inspection.