] In the not-so-distant future, your wristwatch could stop
] you if you try to run out the door without the
] necessities you need for the day, like your keys, wallet
] or cell phone.
]
] At work, it could prompt you for important items needed
] for a meeting or a business lunch. In an academic
] setting, it could remind students which books to take as
] they hurry out the door for class.
]
] Think of it as a technological string around the finger
] -- one that's smart enough to take the initiative to save
] you from the inconvenience and embarrassment of forgotten
] essentials.

This is so cool! Your wristwatch serves as an interface. You've got a server in your pocket. An RFID reader compares RFID tags in to critical events in your personal schedule.

PhysOrg: Smart watch system could help busy, forgetful people keep track of necessities