“Government propagandists, their hired private contractors and useful idiots are creating “downvote bots” or scripts to bury stories which question the government.
. . . .
One free, simple scripting program to create automatic downvotes of certain topics or news posters is called “Greasemonkey”, which is commonly used on large social news sites such as Reddit.
. . . .
Propaganda agents obviously aren’t going to publicly brag about what they are doing, and you can bet that their use of downvote bots is much greater. Moreover, they probably have more sophisticated software than Greasemonkey.
As one example of a publicly-available downvote bot, this script automatically downvotes any stories on 9/11, Gaza, torture, Guantanamo and a host of other topics, downvotes certain posters, and engages in other forms of cyber warfare.” (Read more from George Washington’s blog)