If the voting machines are comped with code flipping votes, Election Day becomes Revolution Day. There is a reason the movie Vendetta has a November 5th Punchline.
That would amount to election interference and some poor ass would be in jail for 5 years.
Following said trucks and documenting license plates, destinations and boxes being unloaded with dubious security would have been a plan.
No matter which store i do business with, i get a receipt for what i purchased. Having voting machines that do not provide me with an itemized receipt of what i submitted is ridiculous. Blockchain is just a technology to secure the end result, you still don't know what that fucking machine is doing.