> One user can block another, which prevents all future interactions
> A user who makes a post can restrict who is allowed to reply to it
> Private communications (direct messages) are currently handled by a centralized service
> most of Bluesky’s indexing infrastructure is operated by Bluesky Social PBC
> Relay performs some initial data cleaning (discarding malformed updates, filtering out illegal content and high-volume spam
> A DID of this form can be resolved to the corresponding DID document by querying a server at https://plc.directory/, which is currently operated by Bluesky Social PBC