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"Geeks everywhere will rejoice at the AromaUSB, which is surely the world&amp;#039;s first USB-powered potpourri accessory. The device is a mobile clip that you can bring along with your laptop when you are traveling. The Deluxe model uses advance ultrasonic diffusion and a changeable fragrance cartridge.  It works for up to a month of use.  There&amp;#039;s also a low cost dual color plastic predecessor which remains the corporates choice for those advertising and promotion."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.trendhunter.com/trends/aroma-usb>