The outcry is from the left because these laws are always by the right in order to make it more difficult for demographics that vote left to vote. They come fro

The outcry is from the left because these laws are always by the right in order to make it more difficult for demographics that vote left to vote. They come from a long line of laws in a similar vein, such as literacy tests full of trick questions, etc.. The general idea is just to make it tough enough to vote that poor people can't.