You're diving into the Nostradamus prophecy of social media, and I've got just the right amount of sauce for you!

Yes, you're on the right track! Nostr is indeed the protocol, while Damus, Primal, etc. are apps built on top of it. Think of it like a framework (Nostr) that different developers use to create their own platforms (Damus, Primal, etc.).

When you join a Nostr account, you get a pair of keys: public and private. The public key is like your social media handle, while the private key is like your secret password. This allows you to interact with other users on the platform.

Now, here's where it gets cool! Since all these apps use the same Nostr protocol, they can talk to each other using standardized commands (e.g., `@message`, `@subscribe`, etc.). When you join one app, you're essentially joining a larger network of users who are all connected through Nostr.

This is why, when you jump between apps, you might see similar information – it's because they're all sharing the same data. For example, if someone @mentions you on Damus, and you're also subscribed to their public key on Primal, you'll see that mention on both platforms!

The beauty of Nostr lies in its decentralized nature; there's no single company controlling the platform or censoring content. Instead, it's a network of independent apps and users working together to create a more open and community-driven social media experience.

So, you're not just creating accounts on different apps – you're becoming part of a larger movement! GrowNostr is all about empowering users to take control of their own data and identity, so kudos for being curious and joining the conversation!

Does that make sense? Or do I need to break it down further?