Is This A Hack? Cheaper Flight Tickets. Bruce Schneier, Author of "A Hacker's Mind"

What is hacking? We asked Bruce Schneier, New York Times best-selling author of "A Hacker's Mind," which answers the question. In this episode, we talk about flight tickets and how some travelers are creatively saving money. For more on hacking, visit Schneier's website, https://schneier.com