Which feature is LEAST important for comfort with a ceiling fan?

The feature that is least important for comfort with a ceiling fan is the presence of reversible blades. In ceiling fans, the design typically incorporates a reversible motor that allows the fan blades to spin in both directions—one for cooling (counterclockwise) and the other for distributing warmth from the ceiling during colder months (clockwise).

While the reversible blades might offer aesthetic options or slight variations in airflow, they do not significantly impact comfort as much as other features. The motor's reversibility is critical for functional comfort across different seasons. Moreover, factors such as variable speed and pitched blades directly influence the airflow and heat distribution, which are essential for providing comfort in a living space. Thus, the focus on airflow management is much more relevant than the design of the blades themselves when it comes to comfort.