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Joined 11 months ago
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Cake day: November 4th, 2023

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  • Xmpp definitely wins in privacy. What is there to privacy more than message content and metadata? Matrix definitely fails the second one, and is E2E still an issue for public groups? I don’t remember if they fixed that.

    XMPP being a protocol built for extensibility means it will be hard for it not to keep up with times.

    Okay so how does modern XMPP protect this? When I last used XMPP, some (not all) clients supported OTR-IM, a protocol for end to end encryption. And there wasn’t a function for server stored chat history (either encrypted or plaintext).
    Have these issues been fixed?



  • (This is not an insult, I just had a realization that I think might affect you)-- do you know what the name comes from?

    Years ago there was a thing called a beeper before everyone had cell phones. It was a one way paging system-- you’d give your friends your beeper number, they’d call it, type in their phone number, and their number (or whatever they dialed in) would appear on your beeper. You’d then use a landline phone to call them back (early versions of the system had no text or reply capability, only numbers and only one-way).

    I always thought it was a cool name. But thinking about it I realize someone less than maybe 25-30 years old might literally have never encountered such a device. Much like a 5.25" floppy disk or rotary dial phone, they went out of style years ago and a young person might never have encountered one.

    Curious if that’s you?



  • This is really not accurate. Matrix is not designed to be a super privacy first protocol. It’s like Lemmy in the it’s designed to solve a problem and be a useful federated collaboration tool. It borrows features from a number of popular messaging platforms. Message history is stored on the server but encrypted client side so privacy is preserved. It supports group chat rooms. It supports voice and video. And most importantly, it supports bridges- you can connect your matrix to other services that are completely incompatible with matrix using a bridge. Perhaps the best example of this is Beeper, which is built on matrix. They are trying to replicate the user experience of the old app Trillian- beeper can link with a number of chat services including Google messages, slack, WhatsApp, telegram, signal, etc. Thus you get all your chats in one place.








  • Easy. Electroplasma is very hot and very energetic. When it ruptures out of the conduit, The hot energetic plasma not only mechanically fractures the materials around it, but the plasma itself is a form of matter that will, when it’s energy is released and it cools, return to whatever state it would normally be at room temperature.

    Surface ships use deuterium and anti-deuterium as fuel, deuterium is liquid at room temperature. Assuming the combined plasma is also deuterium, that would mean it is eventually condensing to liquid. So I imagine the interaction between the plasma and some other material would turn the other material into a sort of spongy texture, which is probably dark due to being scorched. Thus, I don’t think that’s rock at all. It is scorched material from around the plasma conduit, that has been melted and integrated with the plasma which then returned to a lower energy state, namely deuterium steam or liquid.


  • The explanation I’ve always had- I think this was from some official source but I could have just made it up.

    Starfleet ships use EPS (Electro-Plasma System) to route power around the ship in the form of electro-plasma (a highly energized form of plasma). The warp core generates a lot of this plasma, which is piped through conduits to various devices around the ship. The EPS system and its related systems generate a lot of treknobabble about ‘scrubbing plasma conduits’ (apparently done from the outside using a field generator tool, but still boring), ‘replacing plasma relays’ (the valves that route plasma around, apparently they go bad frequently); problems like ruptured plasma conduits are dangerous and require immediate repair, etc.

    Because this all works in a grid system, whenever the ship takes damage (especially energetic damage like weapons fire) the EPS conduits can carry energy spikes all over the ship. That’s why as the ship takes damage you see random small explosions and sparks all over the place- something hits or spikes the EPS grid and the shockwave ends up, well, wherever in the grid it ends up.

    Of course many EPS conduits go to bridge terminals, especially as those terminals may have direct connections to the ship systems in question.


    Of course in reality this would be seen as a horrible safety risk, and a bridge terminal that could probably run on a car battery shouldn’t have explosive plasma running through it especially when it can explode and harm the operator. In fact one could argue a safe starship should keep all EPS stuff as far away from any essential human-inhabited areas of the ship as possible (especially the bridge).

    One counter to that might be that perhaps the consoles actually play some role in EPS switching, but that seems a bad tradeoff to me.


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