Private law has a bad name, because it typically doesn't allow for a judge to look it over and see that people's rights were respected. Sometimes, as, for example, when the federal government imposes it on people who expected to receive "due process", it is simply unjust from the start. Here's an example: law students at Harvard are expected to not care that they don't receive due process in campus investigations, and the federal government is insistent about this.
There are a lot of words that could be said about this. But most of them are obscene.