At Boulder Insight, they question the promotion of radial pie charts, arguing that they only add confusion atop an already flawed visualization method. While radial charts may be visually appealing, they often sacrifice clarity and efficiency in conveying data. Cox emphasizes that effective data visualization prioritizes clear communication over aesthetics, advocating for meaningful charts aligned with the goals of the data story. Ultimately, emphasizing style over substance undermines the fundamental purpose of data visualization: understanding.