Lol, your post turned on a light bulb. Here is how it all comes full circle:
https://en.m.wikipedia.org/wiki/Pascal's_law
Yep, that's right! Pascal took a bet and wrote a law. Now the air pressure in that spare tire is uniform throughout the vessel. Boom! Eat it Rhino!
Well played, sir. Well played, indeed.
I'll quote your arch nemesis here: "I blame rhino."
I can't blame you for blaming me. It's the smart play!