So the concept of a digital signature would only then apply to advertisements to prevent scams. But that doesn’t necessarily address what some would call trolls, because a lot of memes could be considered trolling. How do you address that without censorship? Some people would say a meme is a troll, while others say a troll is a meme. It’s about interpretation or perspective. If you’re on the receiving end of the meme or just an observer, some people would say actual commentary or satire or artistic memes are just expression. Others would see it differently.