Jumbos just go on forever
Article starts by saying the model is obsolete and given up for dead.
After a couple parapgraphs they briefly mention and move on this:
> "With Boeing’s factory-fresh models sold out through 2021..."
So because of MASSIVE DEMAND they are "SOLD OUT" for the forseeable future, meaning if you want one you have to buy used.
And the spin is "No one wants them".