Great idea for an anti-Biden commercial: Play 'Then and Now' clips of his responses to questions. Based on that clip, you would not have to go back very far.
“ Last night Laura Ingraham played a clip of Biden answering a question in 2016, a short four years ago. Mrs. Michael.sf and I both noted how much more lucid he was in that response.”
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The Left says he gaff prone. The Right says he’s become senile. I say they both could be correct. And, the root cause of each is he’s stupid as a sack of rocks.