Revolving around a film, a fantastical machine, and a series of mosaics crafted from found materials, such as tattoo designs, WhatsApp photos, and text messages, Omar Mismar’s first solo show in his native Lebanon, “Confiscated Imaginaries,” possessed a quality hard to come by in contemporary art of the Middle East: humor. Like a handful of notable artists before him (Ali Cherri, Rayyane Tabet, Akram Zaatari), Mismar started out as a student in the American University of Beirut’s fabled Department of Architecture and Design, a program known for blending formal experimentation with conceptual