Your whole premise is weird (second paragraph). You basically say that you don't know what happened, but you think that....
Many BYU football fans were bummed when Guy went to uu. Does that mean Detmer was going to put him on the staff? No. Does that mean that Detmer wasn't going to go for him (for financial reasons, or because he wouldn't fit in)? No. But, it's not helpful to make up assumptions 5 years later.