Smartphone Check-Ins: Not Quite an Aladin's Lamp

Smartphone check-ins seem destined to be as commonplace as frette sheets on hotel beds;  Earlier this week Hilton announced that guests will not only be able to book rooms and check-in and check-out but also choose their rooms via their smartphone. Given the exponential growth of the "head-down tribe", smartphone users who walk, talk and even sleep with their head down and eyes fixated on their devices, it seems like a natural if not a brilliant idea.