Not judging (this is rapidly emerging tech after all) but your comparison to Bluesky evidences that you haven't taken the time to read about Pubky's architecture
nostr:nevent1qqs20l2mssru3qu0cgtapaz...
you literally didnt read your own marketing slop. the nexus indexer bro. its the whole lynchpin of the supposed discovery that is so superior 😂😂😂