https://www.crowdpac.com/games/how-libe ... -your-name
They supposedly use data from the average of all campaign contributions made by persons of the same name since 1980; 10L is the most liberal, and 10C is the most conservative. I probably would not have posted this if I'd fallen on the wrong side of the road.
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I'm an 8.1C; there are six more conservative names, and 1,118 more liberal names in their files. People with my first name are five times more likely to contribute to a political campaign than the average citizen.