And not only that, just imagine how much redesigning has to happen throughout the project, and then making such improvements work with all the other systems?
When the JSF project started, Gouroud shading had just hit the market for our computer games we used a set of 12 floppy disks to install, and listening to the sound of a 56k modem dialing in was the mark of a well-to-do computer nerd.
Yet people are angry and call everyone incompetent that we can't develop and produce 10,000 of them in the same time span of a WWII fighter which uses a pretty straight forward gasoline engine and avionics stamped out by shower drain companies.......