A mediocre GM can craft some ****ing amazing teams if he's got a real QB and gets lucky on a few drafts.
A great GM can craft some ****ing amazing teams by creating his own QB and luck.
A shitty GM will craft an enormous shithole of misery and sadness if he's as bad as Pioli.
I doubt Elway is the third type. It's between the first and second types that we don't know.