This guy deserves the punishment. But why did it take 7 years to get him? And if he spent pretrial time in jail, he may have to spend little or no time in jail. If he had been caught in time before the election, the publicity could have made a difference in the outcome of the election.
https://www.meidastouch.com/news/man-who-targeted-hillary-voters-with-false-voting-info-sentenced-to-7-months
More info from Justice.gov
https://www.justice.gov/usao-edny/pr/social-media-influencer-douglass-mackey-convicted-election-interference-2016