As I mentioned in the comment, this is sort of a "good" problem to have, in that both spammers and copyright claims look for popular, well-known services to foc

As I mentioned in the comment, this is sort of a "good" problem to have, in that both spammers and copyright claims look for popular, well-known services to focus their efforts on. The problems will definitely exist at small scales too, but compared to the other difficulties mentioned, these are much smaller concerns initially.