Not a fan, a propeller. We are not sure what to make of this, except we have to admire the fact that no one has done it before (that we know of).
Quorum International designs and imports lighting and ceiling fans. Their latest is the Angel Fan, a 50 degree pitch, 42 inch wide blade that moves large volumes of air with its vertically mounted blades. Available at www.quoruminternational.com or Exclusive Lights at 168 Bowery (212) 219-2638. (via Core 77) MGR