Respect is given to a judge in their courtroom. But does anyone respect the judge that bought the argument of 'affluenza'?
Respect is given to parents as the one who nourished and took care of you when you could not take care of yourself. However, parents can lose the respect of their children and often do. Courts too, do not defer to parental rights when parents have been negligent or abusive.
While no one is claiming Clara and Wally were unfit, it is entirely possible that they were less than ideal parents and unduly influenced by Gathan regarding Zach. After all we do not have the entire back story there, just tidbits.
While I believe that a lack of respect for other people and other peoples' property is a problem, I also believe that respect is a two-way street and that too often the people who complain most about a lack of respect often fail to respect others.