On the weekend of Oct. 2-4, Laurie Anderson occupies the Park Avenue Armory with Habeas Corpus, a "meditation on time, identity, surveillance, and freedom."... At the Kitchen, Claire Chase carries on her Density 2036 project Sept. 29 to Oct. 2.... O Columbia, a new chamber opera by Gregory Spears, composer of Paul's Case, will have its première at the Houston Grand Opera next week. It's a rhapsody on the theme of exploration, drawing on interviews with astronauts and Houston-based NASA engineers.... On the Corymbus blog, Edward Qualtrough gives dispiriting statistics on gender inequality in the opera world. He writes, "I dread to think how many of those operas pass film and theatre’s Bechdel Test, where two named women are featured talking to each other about something other than a man."... "I love Italian opera but this is ridiculous," Micaela Baranello says of the new Met season.... This Friday at the Austrian Cultural Forum in New York, the Argento Chamber Ensemble gives the American première of Georg Friedrich Haas's Introduktion und Transsonation. Works of Murail and Scelsi fill out the program.... Tickets for The Industry's Hopscotch opera, an experiment in automotive music theatre (Oct. 31 - Nov. 15), go on sale today.... WasteLAnd opens its fall season with a program entitled The Future of Terror: works of Kurt Isaacson, Jason Eckardt, and Elise Roy.... Jessica Hopper, author of The First Collection of Criticism by a Living Female Rock Critic, speaks grippingly on sexism, misogyny, and abuse in the pop-music world.