Maybe too many Justin Biber references but you get the point. It isn’t too with these 2 wheeled scooters, iphone chargers, it’s prevalent in any quads and now, the mini quad designs. Thus, when innovative does come out at affordable prices, do support them!
This manufacturing virality, where as soon as something is created it is immediately everywhere, isn’t unique to two-wheeled self-balancing scooters. It’s how Chinese factories make and sell everything from iPhone chargers to televisions to headphones.