And they added a gun pod because missiles were not the end-all to dog-fighting.
History repeats itself as the F-4 Phantom was not designed to have a gun. Back then they thought missiles were all that were ever going to be needed, The F-4D had a gun pod attached and the E models on had the gun designed into the airframe.
I guess none of these current crop of geniuses have ever studied the history of whatever it is they are currently developing. They are just too smart to ever learn from others.