Cryptography nerd

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Joined 1 year ago
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Cake day: August 16th, 2023

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  • Lemmy stores your posts and replies on both your host server and on the server of the community.

    One interesting behavior to note here that is different from reddit is that while comments on reddit belong to the profile of the person commenting and is then imported to view in the subreddit (this is why you can edit comments after being banned, and why there visible in your profile even if removed from a subreddit), on lemmy the target community is instead authoritative and your host server will by default respect a deletion by community mods on different servers by also removing that comment from your profile.







  • A lot of this doesn’t work easily on the activitypub model, because accounts and posts and communities live on their host instances, and every interaction has to be relayed to them and updates have to be retrieved from them.

    While you can set up mirrors with arbitrary additional moderation that can be seen from everywhere, you can’t support submission of content from instances blocked by the host instance.

    The bluesky model with content addressing can create that experience by allowing the creation of “roaming” communities where posts and comments can be collected by multiple hosts who each can apply their own filtering. Since posts are signed and comment trees use hashes of the parent you can’t manipulate others’ posts undetected.

    Bluesky already has 3rd party moderation label services and 3rd party feed generators for its Twitter-like service, and a fork replicating a forum model could have 3rd party forum views and 3rd party moderation applied similarly.



  • You must use your home instance as a proxy.

    If you find a post elsewhere you have to take its URL and put it into your own instance’s search function, and it will recognize it as a post on another lemmy instance and retrieve it for you.

    You can also use search from your instance to go looking for things outside your instance which it already knows about.

    Mastodon has made this easier by asking what your home instance is when you try to interact with a post on their domain without being logged in, and then it redirects you to a view of that same post from your own instance. Lemmy could do the same.



  • There’s a wiki program that natively uses a version control repository, Fossil. You can fork a Fossil wiki and contribute updates back to the original.

    It wouldn’t be too hard to for example create a few Fossil repositories for different topics where the admins on each are subject matter experts (to ensure quality of contributions), and then have a client which connects to them all and with a scheme for cross linking between them

    Peertube already exists for video, it’s more like a different take on bittorrent.