It reminds me of this anecdote [0]: An example is Singapore Airlines' former New York to Singapore flight, which could carry only 100 passengers (all business

It reminds me of this anecdote [0]: An example is Singapore Airlines' former New York to Singapore flight, which could carry only 100 passengers (all business class) on the 10,300-mile (16,600 km) flight. According to an industry analyst, "It [was] pretty much a fuel tanker in the air." [0] https://en.wikipedia.org/wiki/Fuel_economy_in_aircraft https://en.wikipedia.org/wiki/Fuel_economy_in_aircraft