(CNN) The fact that Tuesday night's debate in Cleveland was more of a crash than a clash will no doubt dominate the media coverage and people's memory of the event. No matter how much we would like to wipe the image of that disgraceful spectacle from our consciousness, the indelible stain of a President of the United States behaving like a juvenile delinquent initiating a food fight will be tough to erase. But what may get overlooked amid the pandemonium that erupted at the first of three showdowns between former Vice President Joe Biden and President Donald Trump was the stark contrast in the two candidates' body language.