The Biden administration‘s spy chief raised expectations on Friday for a future in which “high-altitude vehicles” will become commonplace.Director of National Intelligence Avril Haines spoke briefly on the suspected Chinese spy balloon controversy during an appearance at the Columbia University School of International and Public Affairs. Haines, who oversees the U.S. intelligence community, remarked on how “crazy” the situation has become in the past couple weeks.“It’s so crazy. It’s really like an episode of ‘Veep,’ you know, on some level,” she quipped, referring to the HBO political satire show that starred Julia Louis-Dreyfus.The discussion happened nearly two weeks after the U.S. shot down what it assesses to be a Chinese surv …