The biggest update to atproto since it first launched is available as an alpha that you can develop on, starting right now! This project has been a long time coming, as evidenced by the many names it’s had (first private data , then permissioned data , briefly buckets , and now atproto spaces ). From early chatter on the forum , to the first development diary back in February, to the full proposal , the design of the protocol has evolved through the feedback, contributions, and discussion of the ecosystem. This is a big undertaking, not just for the Blueksy team but for the entire Atmosphere. Recall that, by design, all data stored on the protocol today is public — every post, every follow, every like, every block . All of this data is stored on a distributed network of servers anyone can host that gets collated and rebroadcast by a global firehose anyone can tap into. This makes it possible to build high-scale applications like Bluesky and Tangled on a network that’s locked open.…