It is awesome. Are there hummingbirds in your area? Do you have one? You should buy one!
There are pictures floating around on the internet of this feeder covered in hummingbirds. That is definitely not the done thing at my place. One little guy claimed the feeder and he watches over it like a
Every once in a while it seems like he gets tired of hustling the competition off the food source and will allow one other bird to feed (briefly). But not two. Oh hell no. Two interlopers is unacceptable.
The Big Boss is maybe a Rufous Hummingbird? No idea. I would get a picture but he is somewhat camera shy. Also, no matter what apple says about the quality of their camera phones if you want to shoot something high-speed you need a real camera (and a tripod, in this case). Maybe someday.