(Ever watched a burnout at a drag race?)
You mean how the tyres deform due to inertia? Derp.
I'm not looking to reignite the shit-storm but ...
Let's compare apples and apples. How do you think dry air compares with dry Nitrogen for pressure stability?
... I think dry air is irrelevant in this discussion. Or rather, moist air is relevant ...
For a DIY inflation system using a bottle of compressed gas, a reasonable assumption would be that it would be filled up from a common-or-garden compressor and would be full of ... regular air, water vapour and all.
What I want to know is - will filling up a kite's delicate bladder with a shot of compressed air be harmful in anyway?
I've seen guys fill kites with a compressor at shops etc so SURELY the answer is yes ...?