Thing is, he used virtually none of it. He collected software for the sake of collecting it. He didn't even play video games, just loaded them up once to make sure they ran. He was a hoarder basically, who had stumbled into a niche hobby, and like most hobbyists he would happily share it with anyone who asked.
I'm not saying every pirate is like that, or even most, but I am saying, I don't think the pirate scene works without people like that. The music fans are spokes, but people who do it for the sake of doing it are the hubs.
I’m half joking but all these tools to automatically download TVs and movies has absolutely led to this class of user that habitually downloads stuff just for the sake of doing it. Terabytes of movies they have no interest in. The psychology of it fascinates me.
For everything else (a minority): an excuse to play with my servers, cosplaying as an archivist, and "number must go up" for NAS size :)