How can learning how to use bubble share be helpful in evaluating others PowerPoint?Because it helps people understand the situation in which the persons has put the power point.Plus if you're in a persentation you would not like to show it all slopy.Even if the letter's are smaller  you can make them bigger and leave the room and live the presentation there and it will go by it's self.Helps keep things organized.It saves things sort of  like your blog but in power point way.And it helps to see how many info they put into there power point.