I wasn't talking about the implementation, but about the problem space. Anyway Marazan already pointed that out, but any computer system is a state machine, wi

I wasn't talking about the implementation, but about the problem space. Anyway Marazan already pointed that out, but any computer system is a state machine, with 2^N states where N is the number of bits the machine can flip anywhere in its system (RAM, registries, disk, etc.).