I've looked at this "product" a while back when it showed up on Reddit (It's been around for about three years). If you look for at the background info of the d

I've looked at this "product" a while back when it showed up on Reddit (It's been around for about three years). If you look for at the background info of the designers, you'll see they have a marketing background, not engineering. And to construct their prototype, they actually took on those shake flashlights apart and stuck it in a ball.