It may use nitinol wire, which can work with smaller latches. They can last trillions of cycles. I really doubt it though, making something at that size would

It may use nitinol wire, which can work with smaller latches. They can last trillions of cycles. I really doubt it though, making something at that size would be extremely expensive, unless they figured out a very simple way to work it. https://g.redditmedia.com/rFj5xjIilFQKXM1N6sq8asAi5i4BQTfUgo6HULvj660.gif?w=320&s=202a544f1d384aae5aa5c3d55a24c32e https://g.redditmedia.com/rFj5xjIilFQKXM1N6sq8asAi5i4BQTfUgo...