Technology automates giving other drivers the bird

You know that technology has really progressed when engineers have figured out away to automate flipping someone the bird from your car, though Wako Corp. is selling this car attachment in Japan as an easy way for motorists there to
"express gratitude to pedestrians or other motorists." We're all about expressing lots and lots of gratitude, though from the looks of this thing other drivers might think you're merely adjusting your antenna.