NFL franchises - along with sports teams at every level - is dynamic.
CONSTANT ACTIVITY \ CHANGE.
That could equate to progress - OR regress - depending on the decision makers = who is in charge.
With a new GM and HC, the Arizona Cardinals are doing a makeover = rebuild -- jettisoning past greats and significant contributors -- to construct a squad ASAP that can compete in the NFC West, as the Rams have bottomed out (after an NFL Title), the 49ers still a legit SB contender, and the Seahawks trying to get back in the mix with the dinosaur Pete Carroll still at the helm.
Hopkins is a "sunk cost abandonment" by the new regime.