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Registered
Join Date: Jul 2001
Location: Cave Creek, AZ USA
Posts: 44,726
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Gee, I wonder how long that plane would have to fly to make the fuel savings pay for itself. With NASA's efficiency, they'd probably choose to heat the air in a balloon by burning stacks of hundred dollar bills.
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2022 BMW 530i
2021 MB GLA250
2020 BMW R1250GS
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