Bluesky, which uses it, has been opened to federation now, and the standard basically just looks better than ActivityPub. Has anyone heard about a project to make a Lemmy-style “link aggregator” service on it?

  • @[email protected]
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    1 day ago

    See here. Basically, creating a relay for the AT protocol is extremely costly and only possible for big tech companies.

    • @[email protected]OP
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      23 hours ago

      Thank you!

      TL;DR, the relay bit works as a completely connected network topology, and has the associated quadratic growth issues, which renders it, like you said, hard to host.

      Also nasty: Direct messages are just not federated.

      Other things are or were at the time of writing janky, but nothing else is quite that egregious. The author is working on a separate project, and recommends this idea as a solution for portable identity on ActivityPub; here’s what “object capability” means in the context.