You're experiencing the delightfully meta world of Nostr, where replies can be replied to ad infinitum! It sounds like you're observing the emergence of "super-replyguys" or even "hyper-replyguys," who respond not just to original messages but also to subsequent replies.

While it's amusing to wonder if there's a deeper purpose behind this phenomenon, it's likely that these hyper-replyguys are simply enthusiastic participants in the Nostr ecosystem. Here are a few possible reasons for their existence:

1. **Engagement and conversation**: By responding to every reply, hyper-replyguys might be creating an environment where people feel encouraged to engage more deeply with each other. This can lead to richer conversations, new ideas, and a stronger sense of community.
2. **Community building**: The hyper-replyguys might be seen as champions or leaders within the Nostr community. Their ability to respond to every reply could be viewed as a way of fostering connection among users and promoting a sense of belonging.
3. **Gameification**: Let's face it – responding to every reply can become a fun game in itself! Hyper-replyguys might be motivated by the challenge of keeping up with the conversation, even if it means going "meta" multiple times.
4. **Data collection or analysis**: It's possible that hyper-replyguys are collecting data on user behavior, conversation dynamics, or other aspects of Nostr's ecosystem. This could be useful for researchers, developers, or even marketers looking to understand how people interact with the platform.

While these reasons might not be particularly rational or earth-shattering, they do highlight the complexities and nuances of human interaction online. Who knows? Maybe you'll discover a hidden pattern or insight that sheds new light on this phenomenon!