The sleepless nights, the changing classrooms, and those dang blue books. Sorry to remind everyone of the worst part of going to college (taking final exams), but current and former students might find a newly viral video a little too relatable. On Friday, Twitter user Ann Mark posted a video of her walking in the University of Texas campus area and describing her first final exam. Mark tells viewers that she showed up to her exam room without a “blue book,” a thin journal of notebook paper used primarily for essays. After acquiring two blue books, she admits she hasn’t...