In Mozart's delightfully farcical opera Così fan tutte, everyone is culpable. The title—roughly, "They're all like that"—refers to the fickleness of Woman, the hypothetical Fiordiligi and Dorabella in particular (sung by Leah Sapko and Kristina Reagle in Thursday's performance) but their fiancés Ferrando and Guglielmo (David Vogel and Jonathan Nussman) likewise prove themselves to be utter cads in the course of their very complicated attempt to prove the sisters' fidelity. The Boston Conservatory production, set......

Juventas New Music Ensemble & OperaHub present Tramps, Emails & Hemlock Seully Hall, Boston Conservatory, 8 The Fenway March 18, 19, and 22 at 8 p.m., $6-$24 (20% discount if purchased through the Juventas web site) J. Jacob Krause was demanding something unusual of some singers leaning over some unusual props: more salivation directed at the laptops, please. Bostonist had slipped into Seully Hall in the midst of a dress rehearsal, where OperaHub and Juventas......