just asked it to give me a nostr summary: Nostr (Notes and Other Stuff Transmitted by Relays) is a decentralized protocol designed for creating a censorship-resistant social network. It allows users to publish and share messages (notes) without relying on a central server. Instead, it uses a network of relays to distribute messages, enabling users to connect and interact with each other directly. Key features of Nostr include: Decentralization: There is no central authority or server, which helps prevent censorship and promotes free speech. Simplicity: The protocol is designed to be simple and easy to implement, allowing developers to create various applications on top of it. Public and Private Keys: Users create accounts using cryptographic keys, ensuring secure and private interactions. Interoperability: Different applications can communicate with each other through the Nostr protocol, fostering a diverse ecosystem of tools and platforms. Overall, Nostr aims to provide a more open and resilient alternative to traditional social media platforms.