Somewhere north of Pjongyang, Kim Jong-Il is chortling.UCLA law professor Eugene Volokh runs down the free speech-crushing consequences of HJR 90, a proposed constitutional amendment backed by House Democrats including Reps. Theodore Deutch (Fla.), Peter DeFazio (Ore.), and Alcee Hastings (Fla.), which would forbid ???for-profit corporations, limited liability companies, or other private entities