The damage that a single peer causes is roughly that they themselves are less likely to purchase the movie. There is an aggravate effect of having such a large

The damage that a single peer causes is roughly that they themselves are less likely to purchase the movie. There is an aggravate effect of having such a large swarm enable additional people to enter this group, but the contribution of any individual to this is small. In contrast, the initial uploader is what enabled the entire thing in the first place.