Partly I think it&#x27;s an artifact of editing a long rambling speech into the final YouTube video. Sometimes if you cut out a sentence or a word, the result is a choppy transition. And despite what the article says, they really do have to compete for attention. There&#x27;s a whole list of other videos people could be watching right there, so if they lose the audience&#x27;s attention for a second, they might just leave.