The swedish company Home Energy revealed its new home windmill. The Energy Ball is an attempt to make the size and noise of traditional wind mills more capable of enlightening the neighbors and not annoying them.
The Energy Ball Utilizes the Venturi principle by funneling the wind thru the blades making the wind mill produce less noise and increasing efficiency. By using the Venturi Principle you also can operate at very low wind speeds and this makes it the perfect setup for residential areas.
No mention of price or if it is coming State side.