Mail is not secure for many reasons. Signatures have never been a reliable way to verify anything. During the 2020 election, MAGAts were nitpicky over signatures. Handwriting "experts" are a myth. Few human beings can produce the exact same signature multiple times. Ironically, forgers can.
According to ElectionTruthAlliance.org Mail in ballots were the least tampered with, in person during the 2024 election is where all the vote switching occurred, but now it has been traced to out of date equipment that was used to process the aggragated votes, specifically the router.
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