Most people don't know/care about the statistical reality of pie charts and their lack of clarity. Maybe they are statistically proven to be bad at conveying di

Most people don't know/care about the statistical reality of pie charts and their lack of clarity. Maybe they are statistically proven to be bad at conveying differences in comparison to a bar graph, but if all you care about is the adoption of your charting API then you'd be a fool to not include pie charts. Sometimes being correct isn't the most important thing :)