I read somewhere that mid-air refueling cost in the range of $16 / gal (might be more expensive now), and remember being dumbfounded at the price. But this is e

I read somewhere that mid-air refueling cost in the range of $16 / gal (might be more expensive now), and remember being dumbfounded at the price. But this is even more impressive / appalling. And I don't think I'll complain about package delivery costs again. :)