He wanted to prove how easy it is to hack electronic voting machines, which millions of us will use in the 2018 mid-term elections.
So University of Michigan computer scientist Alex Halderman, who has testified before Congress on hacking the vote, created a video for the New York Times to demonstrate the problem.
He asked University of Michigan students to vote for their favorite school. Which one is it?
The electronic voting results: Michigan students picked Ohio State as their favorite school!
The paper ballot backup: UM won in a landslide.
The professor had hacked the voting machines with malware. Only the paper ballot backups showed the actual results.
If he can easily hack these machines, then "What chance do our local elections officials have against the Russians or North Koreans?"
He even turned one voting machine into a Pac-Man game, just because it is easy to do. Check out this video and you'll wonder why Congress has not done more since the 2016 Russian efforts to hack US elections: