Read: Penelope Haralambidou, “With-drawing Room on Vellum: The Persistent Vanishing of the Architectural Drawing Surface,” in Drawing Futures: Speculations in Contemporary Drawing for Art and Architecture . And: Carl Lostritto, “A Collection of Circle-Spheres: A Pre-Digital Post-Digital Convergence,” in Drawing Futures: Speculations in Contemporary Drawing for Art and Architecture. ALSO, select one additional reading from the collection, and write a shorter comment or question about it. This response should include discussion questions (one or two per article): not factual, informational questions but issues raised by the readings, as well as your observations and comments.