Bitcoin Not definite, predictable, mechanical, But it depends on the process, organic, and constantly evolving. Because Bitcoin is an adaptive nonlinear complex system. We should not use deterministic formal blockchain technology to outline Bitcoin, let alone treat Bitcoin as a rigid technical tool. And this type of nonlinear adaptive complex system can also naturally emerge through the craftsmanship of Satoshi Nakamoto. The key is to have a correct understanding of the Satoshi Nakamoto craftsmanship behind Bitcoin.