The irony is the 747 which is was meant to supplant will at the very least continue production past that date and likely much farther into the future. Quick bit of trivia but the Europeans also guessed wrong then, the 747 and the Concorde debuted simultaneously in 1969. The rest is history, the Europeans have managed to bookend the 747 with two nice but very expensive boondoggles.
https://www.forbes.com/sites/danielreed/2019/02/1 ... 8b3bc93c59
The A380 turned out to be an impressive technical achievement, and passengers loved flying on the roomy beast. But Thursday’s announcement that production would end in 2021 was no surprise to anyone who was paying attention back when Airbus was considering building it. Nor was it a surprise to anyone who has been even sporadically following the saga of the plane’s slow-motion failure in the market and Airbus’ current leadership’s dilemma over how to kill off its politically popular but commercially disastrous signature program.