Few would question the greatness of Jose Aldo. Where he ranks on the list of all-time greats is another debate entirely. This past weekend, the UFC’s longest-reigning featherweight champion and top-10 bantamweight contender announced his retirement from MMA competition, ending an 18-year career that included 11 championship bout victories, an absurd 25 wins in his first 26 pro outings, and wins over countless marquee names including Urijah Faber, Frankie Edgar, and Chad Mendes. Has Aldo been overlooked in the all-time great discussions? Or has his retirement caused a wave of nostalgia to influence a reappraisal of his accomplishments? The MMA…