So what? The tape will prove his guilt or innocence, not his subsequent comment to the other officer.
His guilt or innocence of what? The resisting arrest charges have already been dismissed. All that remains is the ticket.
I’d say that the prosecutor—or whoever dismissed those charges saw a problem with making the case against the driver for anything other than the ticket.
http://deseretnews.com/article/1,5143,695229509,00.html