Gotta be cheaper than buying new planes which would also have new engines. Generally there needs to be a pretty substantial increase in capability before it’s worth retiring an existing platform, especially in a logistics role where you don’t get as much benefit from the bleeding edge because nobody’s supposed to be shooting at you in the first place.
So the guys who have been burning almost as much VC money as they have water and electricity in the name of building AGI have announced that they’re totally gonna do it this time? Just a few more training runs man I swear this time we’re totally gonna turn everyone into paperclips just let me have a few more runs.