> Apparently it doesn't have any sophisticated heat exchanger, just
blows
> air over ice or frozen bottles.
>
> Has anyone tried it? Is there any reason to think that one couldn't
> make one with $15 worth of stuff from radio shack?

looks like something the ice companies came up with! ;)
... to melt your ice quicker.

and yes, it seems to me that a couple of 12v computer muffin fans and
some cutting of a styrofoam lid would do the same thing. ;) for a
whole lot less money, and using a lot less current (that thing uses
0.4 amps! drain your battery overnight).

joel