There used to be no fat Chinese until McDonald's came to town. Uncle Deng had predicted what happened when they opened the window (to let both fresh air and flies in).
The fat kid (or emperor due to one-child policy) is
spoiled by 6 (2 parents and 4 grand parents). When we cannot win in
Middle East by our advanced weaponry and unlimited USD, we can send fast foods to them FREE, so their next
generation is so fat that they cannot pick up guns. A modern Trojan
To make the airline more profitable.
It is more effective to put a sign so you can sell the expensive bottle water in the planes:
The free water has been recycled from your fellow passengers' urine.