Script Summary: This script will add a [?] button at the top of the pinterest homepage. Clicking this button will trigger the script to analyze the gender of all commenters it can find by matching the first name of the commenter to the male and female name lists taken from census.gov
Filed under GNU license.
For increasingly accurate stats, scroll the page down to load in the maximum number of pins to be analyzed.
My checks find consistently a 50:1 ratio from a data pool of 1600+ commenters.