Conspiracies
After 2004, the Democratic Party broke its back trying to prove what you allege. They found nothing.
The "every other method" you describe was pretty much one thing: exit polls. That's been dealt with, too.
27 states so far now have paper backups for their electronic voting machines. My own county seems to have gone for optical this year. This particular psychosis isn't going to last much longer, and you're going to come up with some new delusions.