It is completely and totally relevant. If they are willing to break one law to come into this country illegally then they possibly will break other laws during their stay. Case in point, identity theft is common practice among illegal immigrants.
We can petition our representatives in government to change the laws, and if those people do not then we can vote for those who will. Doing this with the courts is a waste of time and money when there are more direct methods, by pressuring politiicians who are in authority, to faciliate change. Courts can take years if not decades to make a final single decision.