After months of speculation (not to mention outlandish competition), Amazon finally announced the location of HQ2, its second headquarters. What's the story behind the decision and how might Amazon change Arlingon and Long Island?Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htmAnd to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices