And now to read and reply to it, someone has to copy it from the email client, decrypt it, edit their replies in inline, re-encrypt it, and paste it in. As the

And now to read and reply to it, someone has to copy it from the email client, decrypt it, edit their replies in inline, re-encrypt it, and paste it in. As the number of people on the email chain approaches 2, the chance of someone accidentally copying+pasting the entire email chain decrypted into a reply reaches shockingly high levels. A painful manual process where the simpler slightly-less painful path works, but results in insecurity happening, are not a good way to make sure security happens.