Some of you might ask, "Why not use a boxplot?" Answer: "Because most people are more familiar with histograms than boxplots, and the whiskers on boxplots can mean different things. I want someone to be able to take a quick look at this plot and, knowing what bullpucky is, make some comparisons."
Some of you might ask, "Why not use a [insert plot] here?" Answer: "I LIKE HISTOGRAMS. LEAVE ME ALONE!"