Bwahahahahaaaa a !!!
That's not quite right PTL. There's actually quite a bit of air in the ballast chamber of a Loon balloon. Even more Helium in the other. All of which is necessary to carry Robert's radios into the stratosphere.
Hmmmm .... A very erudite analysis cheesejammer.
Are you mentally #$%$ or something?
Ah, there's no need for that. He's just different. Different culture, ethnicity, maybe he's ESL, who knows. It doesn't matter though. If you don't like it, down vote as I just did.