Answers to common beginner questions about Nostr:
No. You can join, post, follow, and interact on Nostr without ever using Bitcoin.
Lightning is only needed if you want to send or receive zaps (tips).
nsec?Unfortunately, you lose access to your Nostr identity — forever.
There’s no recovery system, so back it up securely.
Yes! Your identity (keys) work across all clients.
You can switch anytime, and your followers/posts come with you.
Nostr supports Twitter-like apps (like Damus or Snort),
but it’s a protocol — it can also power chats, blogs, marketplaces, and more.
Still unsure about something? Check the glossary or Start here