It does happen. I am from a third world country and one year my friend worked on the databases for counting election results. In certain regions where the rulin

It does happen. I am from a third world country and one year my friend worked on the databases for counting election results. In certain regions where the ruling party rigged the elections, there were more votes (for preferred candidates) than registered voters! The internal database checks would not allow this and the minister in charge of elections called him in the middle of the night to complain that the system was not working :)