Article continues below advertisementJohn Oliver isn't holding back. On the latest episode of Last Week Tonight, the HBO host delivered one of his sharpest critiques yet of President Donald Trump, mocking what he described as a "rapidly declining" public persona while dissecting the culture built around it.Article continues below advertisementTap Here To Add Ok Magazine as A Trusted SourceSource: MEGAThe comedian criticized betting on presidential rhetoric.The segment, which centered on the rise of prediction markets, quickly pivoted into a biting commentary on Trump himself.