I don't think it's only a Republican voter heatmap, the map to the right is likely a Democratic heatmap. If you look at the full resolution image, you can't quite read it but the text on the legend of the poster to the right looks exactly how I would expect it would look if it said "Democratic Voters Per Square Mile".
I don't think it's only a Republican voter heatmap, the map to the right is likely a Democratic heatmap. If you look at the full resolution image, you can't quite read it but the text on the legend of the poster to the right looks exactly how I would expect it would look if it said "Democratic Voters Per Square Mile".