Any experienced backpacker knows why this article is necessary. Picture this: you got into your hostel late the previous night after a long flight or bus ride and all you want to do is get a good night sleep but that one person in your dorm room who set their alarm for 6 a.m. isn't waking up. After 10 minutes of constant beeping, everyone in the dorm is awake and annoyed except for the person who set the alarm, who’s sleeping like a baby.