voting by mail is pretty popular these days

https://electionlab.mit.edu/research/voting-mail-and-absente...

more controversy:

https://www.nytimes.com/2026/08/25/us/mail-in-voting-states....

https://www.nytimes.com/2026/08/31/us/politics/postal-servic...

https://www.nytimes.com/2026/09/02/us/politics/postal-servic...