It's right there in their post... older voting population combined with taking fewer precautions against the virus. Both mean it might have a larger affect on the republican block.
Personally I'm not sure if it will outweigh how democrats are more likely to live in denser urban areas where spread is faster.
Parent edited his post without noting the edit. Prior to the edit it did not include any information except that republicans would be more largely effected.
Personally I'm not sure if it will outweigh how democrats are more likely to live in denser urban areas where spread is faster.