(December 30, 2019 at 11:47 am)Mister Agenda Wrote: On the ground it didn't even look like it could fly, it tended to drip lubricant and the wings sagged a bit, but that was because it was so optimized for flight that that it was a completely different Blackbird in the air.
The skin expanded when it heated. If it was tight on the ground it would be in danger of buckling at speed. People have been amused to see it set fire to the runway on take-off.