James Harden's NBA legacy is cemented as the 'playoff failure of all time' (PFOAT), evidenced by his consistent struggles in the postseason, particularly his high turnover rates. Despite regular season accolades like an MVP, his inability to perform in clutch playoff moments defines his career, making him a major disappointment.
Impact: High. This framing of Harden's legacy as a playoff failure overshadows his significant regular season achievements and MVP award, suggesting his career will be remembered more for what he couldn't do than what he did.
In the source video, this keypoint occurs from 00:08:19 to 00:16:12.
Sources in support: Rob Parker (Host), Kelvin Washington (Host), Josh (Caller)

