“They worried that widespread mail-in voting would lead to fraud. And they had good reason to worry. A 2005 bipartisan commission co-chaired by none other than Jimmy Carter found that absentee balloting was the largest source of potential fraud in American elections. Why should 2020 be any different? They worried that universal mail-in balloting would make ballots harder to track, as some states bombarded addresses with ballots for previous residents who had moved out but hadn’t been struck from the voter rolls. What would happen to all the excess ballots?”