We knew he was “losing it” under the Obama administration.
100%, but Bernie was winning the primary and they could not have that. So they made a deal with the devil, they had Clyburn save Joe and they hid his dementia during the election. Covid made that much easier and with a willing corrupt media they got away with it. Dementia doesn't get better, 4 years later he basically collapses during the debate in a historic deeply troubling way that nobody can deny.