Most Americans saw the video of Biden explaining how he did it and why he did it. And that's to say nothing of his account being confirmed by Ukrainian authorities as well.
Well, that's what you want us to think, but the accuser in that case described much more than "overly affectionate."
The point here, however, is that a mere allegation--such as the one about Trump that was made into its own thread here and supported by your post(s)-- can be made with equal credibility to most people in the highest levels of government, so it's not more impressive when done to Trump than to your preferred candidate.