The Irishman hasn't fought since suffering an agonising defeat back in 2021 to Dustin Poirier - which may well and truly have been the last we've seen of him in the cage or the ring
The main idea of the text is speculative: what would happen to the UFC if Conor McGregor never fights again.
The article suggests McGregor's dominance and star power have waned, pointing to his last noteworthy performance as a turning point. It then questions if the UFC has moved on without McGregor and what the future holds for the organization without his continued participation.