The NU after-class sex demo not outside the law? Commenter Erastus is not so sure.
ILLINOIS (720 ILCS 5/11-9) Sec. 11-9. Public Indecency. (a) Any person of the age of 17 years and upwards who performs any of the following acts in a public place commits a public indecency: (1) An act of sexual penetration or sexual conduct as defined in Section 12-12 of this Code; or (2) A lewd exposure of the body done with intent to arouse or to satisfy the sexual desire of the person.Breast-feeding of infants is not an act of public indecency.(b) “Public place” for purposes of this Section means any place where the conduct may reasonably be expected to be viewed by others. (c) Sentence. Public indecency is a Class A misdemeanor. A person convicted of a third or subsequent violation for public indecency is guilty of a Class 4 felony. (Source: P.A. 91-115, eff. 1-1-00.
More honored in the breach, I suppose.