Anyone ever try a mini dehumidifier like one of these in a bathroom:

http://www.target.com/gp/detai l.html/602-5655630-0455811?asi
n=B0002HE...
http://www.google.com/url?sa=X &oi=froogle&start=2&num=3&q=ht
tp://www....

The first one has a capacity of 0.5 pt. and the second one has a
capacity of 1 L.
I wonder if they will just fill up so quick while people are taking
showers so as to not be useful.

Thanks