Travel app Quicket released an updated version this week -- and among the new features is a "social check-in" option, which allows passengers to creep on their seatmates via Facebook before either of them even gets on the plane. So if you're the worst person on your flight -- or are terrified of meeting someone who is -- don't say you didn't have fair warning. Granted, your fellow passengers won't be able to research you without your consent: "Only users who approve the social feature will be presented on the flight," a spokesperson for the app told HuffPost in an email. Get the full story at The Huffington Post and