don't have freedom to leave. >> imagine that i had to prove to the company, listen, i'm leaving but i stunk, i was lousy, i was a loser, you didn't want me anyway. >> if that's true, then the day before you quit, they shouldn't have had you so that's a bit of a silly law. i got stuck in some traffic this week. i took an airplane from washington to new york. i shouldn't have done that. >> and he didn't have to do that. >> but i did it. can you imagine being able to take that trip, which took me about three and a half hours on a plane that's 40 minutes long in just 29 minutes. you can't even get from 30 rock to lower manhattan that fast in rush hour. but elon musk, who's always coming up with crazy ideas, which are sometimes not that crazy, says it's not only possible but he's received verbal approval from the government to build a hyperloop train from new york to the nation's capital. it would travel at speeds up to 700 miles per hour through tubes