Recent Discoveries and Breakthroughs
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"Hello Bob. You're really drunk, aren't you? Your room is on the seventh floor. This is the fifth floor. Turn around and make your first left to the elevator."
Perhaps Estonian designers Jan Graps and Ken Ruut imagined scenarios like this when they designed "Bob," an internal navigation system (INS) for hotels. But Bob is more than an INS, Bob is also a security system.