Ruby-throated Hummingbird Feeding from Someone's Hand

This video contains clips of a male a male Ruby-throated Hummingbird feeding from handheld flowers, drinking nectar directly out of someon's hand, and it also shows a hummingbird drinking from a bird feeder while the feeder is being held in someone's hands. The vido is quite fascinating, because most people probably have never before seen a hummingbird feed directly from a person's hand.