As of 11/29/2011, the manufacture's web site offers the
Mohu Leaf for $39.99
The vendor's web site and ad copy only provide physical dimensions of the antenna, no bandwidth or gain data was found. The folks at digitalhome.ca have a dedicated thread,
http://www.digitalhome.ca/forum/showthread.php?t=138226
This antenna is reported to have nominal performance when used for UHF reception. It's VHF performance is reported to be less than that of a typical VHF dipole.
At $40, some may consider the esthetics of the product worth the price... others may not place that much value on looks.