Convicted of disorderly conduct in Kane County based on an anguished e-mail to an anti-bullying activist that started by detailing his emotional agony and closed by saying he wanted the dean of his former high school to suffer and die for failing to help when he reported being tormented by fellow students, 18-year-old Daniel T. Diomedes argued his statement about the dean was protected by the First Amendment because it wasn’t a “true threat.” Diomedes was sentenced to a year of electronic home …