The concept of dog does not bark. B. Spinoza 2.1. Determinism and predictability. It is widely believed that this implies a fundamental philosophical or conceptual revolution.
Determinism is no longer defensible.
I think this is based on a serious confusion between determinism and predictability . I will start by underlining the difference between the two concepts. In a nutshell, determinism has to do with how Nature behaves, and predictability is related to what we, human beings, are able to observe, analyse and compute. It is easy to illustrate the necessity for such a distinction. This renders the system trivially unpredictable, yet it seems difficult to claim that it becomes non-deterministic .