The article mentions slippage, grinding, play, noise and vibration. These are generally undesirable in machinery. Slippage and grinding suggest significant problems with wear and durability. That would limit the lifespan of the gearbox.
It's still pretty cool and could be very useful. That doesn't mean there aren't useful applications. It just means there are design tradeoffs.
It's still pretty cool and could be very useful. That doesn't mean there aren't useful applications. It just means there are design tradeoffs.