Some amazing things about this protocol:

syncing 1 million notes between two nostr nodes takes only 3 round trips. 1 billion notes? 4.

You can count the union of reactions and followers between relays without downloading any data. This gives you fast and accurate counts of things in a decentralized way. No downloading megabytes of contact lists just to count your followers.

Absolutely incredible 🤯 nostr:note16a9pzjy6u9049zt3d02lym4zaclmkcaskjrcp2zkz7g867rguqjsdv6k4m