Final answer:
The free software movement began in the prehistory of hacking, characterized by state-sponsored hacking and hacking as a set of 'clever' practices.
Step-by-step explanation:
The free software movement began in the prehistory of hacking, which was one of Jordan's four phases of hacking. This phase was characterized by state-sponsored hacking and hacking as a set of 'clever' practices. It was during this time that the concept of free software, which promotes the freedom to use, study, modify, and distribute software, started to emerge.