One: the site is gunssavelife.com, life not lives
Two: Be careful, he may be the STATE attorney for that county, not any other county, not the COUNTY attorney, not the CITY attorney. There may be overlapping jurisdictions, ANY of which may choose to prosecute.
Three: This doesn't stop the police from arresting you. You are still violating the law. They can keep you until the judge dismisses it because the state attorney won't prosecute.
Four: In spite of all that, this is great! Glad to see officials standing up for our rights!