I think it’s where being a public figure comes into play. and are both showing the senility that will probably impact most if not all of us. But instead of retiring they’re pretending to be perfectly fine so that they can destroy society and defy age. Their senility is a weapon against our grandparents being able to live out their senility with dignity. With Trump’s main argument against Sleepy Joe Biden being that he was obviously too old for the job, these moments that highlight how old he is undermine the basic idea of his presidency.