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Joined 3 years ago
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Cake day: June 16th, 2023

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  • Challenge there being that seems to have proven elusive. It’s not too surprising, but trying to use machine learning for robotics is actually really hard.

    Driving is much easier, training data with video, audio, and other sensor input complete with how the human manipulated steering and two pedals.

    But direct human interaction with the environment is both much more complicated than three controls and is not instrumented. They are trying to build training data from remote operators, but it turns out we aren’t very good at controlling these things remotely anywhere close to acting directly. We are terrible teachers and there’s a fraction of the actionable data that other more successful models had to work with.

    If an AI sees a video of someone doing something, it can make a similar video, but can’t model how that might map to what it would see as unrelated motor and hydraulic operation.


  • Note that Tesla was clearly a viable business, I don’t see the justification for it being 3 times the value of ford, gm, Toyota, and Honda all put together.

    Generally people are not challenging the fundamental possibility of these as viable business, just that they don’t make sense at their valuations.

    Though I’ll agree that open ai particularly should get some skepticism. To the extent that actionable business models might emerge, I don’t see openai actually in a position to be a big party of any of it. Microsoft and Anthropic seem to mostly own business revenue, ChatGPT is generally not even providing the models people select when they are able to choose.


  • OEM license revenue represents a tiny tiny bit of their financials these days. They could just charge nothing for it and business wise no one probably notice much of a difference.

    It is foundational to a lot of what they do, but older devices are just as good for their subscription and tie in revenue. Hell I use my work subscription for office from Linux, complete with OneDrive filesystem synchronization. Microsoft gets all their money from my headcount even as I don’t even use Windows.

    But that capex could bite them hard if revenue falls to follow from it. That’s pretty much the only exposure investors care about.


  • Familiar but with a difference in my case.

    I’ve spent my entire career alternating between two experiences.

    One is being grilled why I an delivering what I think should be done instead of what the executives told me to do.

    The other is getting awards and promotions when it turns out that I was right and the customers loved it.

    It happened to work for me to do it my way, though my executives have usually simultaneously rented the implication they don’t have good vision, they also know how to leverage my success for themselves. Particularly this most recent promotion has been stalled to reward better drones instead, but it’s looking like they have to pivot back to rewarding the folks the paying customers actually like instead of those that feed the executive egos.









  • Yes, but even then you’d expect the faltering to be reflected, just earlier. As the analysts estimate low profits you’d expect the stock to suffer a sharp decline then.

    Given how overvalued Tesla is arguably in general and that the rationalization is that while it’s not the biggest and best brand now, but their growth trajectory should carry them past all the other automakers, it’s insane that they are only down 11% from their late december highs, and still showing a $1.4 trillion market cap…

    It’s not a company that looks like growth nor do their current results look to justify that crazy valuation. They are valued at 3x Ford, GM, Toyota, and Honda combined, despite having more modest business results than any of them.

    Yes, this local move upward on beating estimates despite a bad result is normal, but the broader trend of this stock is still anything but.

    They squandered their reputation to gain political clout that seems to have evaporated and are locked into EVs in a market where that’s no longer subsidized and a great deal of EV interest is muted now and other manufacturers are able to push out compelling EV cars. You know that Musk is going to take your money and spend it how he sees fit including obscene bonuses to himself…

    I just don’t understand Tesla investors at all at this point…




  • Same for me. In Linux, I plug in USB-C and both monitors in the chain light up every time without thinking.

    For some reason, dual boot into Windows and it always disables one of the two by default until I manually go in and tweak it alive, and then it will do it again next time I plug in.

    Now back in the day, futzing with XFree86 config files and CRT monitors and absolutely lots of ‘voodoo’ to match what Windows pretty simply did with display configuration. But nowadays at least with kwin wayland compositor on nVidia proprietary drivers, it always does exactly what I expect without asking, and Windows is the one that assumes that I don’t want to use all the displays that are connected.

    Windows seems pretty clunky by comparison nowadays when it comes to display configuration.

    Now juggling my bluetooth audio… I think Windows still has the advantage. I have no idea why sometimes my bluetooth microphone just doesn’t work under Linux. I do appreciate the ability to manually select the bluetooth codec in Linux where in Windows it ‘guesses’ and often guesses wrong, throwing it into ancient headset codec territory when I’m trying to listen to music, because who knows what has made Windows think the microphone device is open…

    Networking… Linux wins hands down with VPN connectivity, much much easier to manage all my VPNs in one place in the ‘casual’ user scenario instead of a litany of competing ‘endpoint managers’ in Windows. When VPNs step on each others routing tables, well no OS makes that easy but at least Linux network namespaces makes it possible for me to have multiple network ‘worlds’ in one place to reconcile the conflicts…

    Probably the other area where Windows has a bit of an advantage is a consistent binary driver model. In Linux if you are an out-of-tree driver, it’s going to suck to keep up with changing in-kernel APIs to keep your source compatible, let alone have a module running without a recompile after a minor kernel update. I guess the silver lining is almost everyone decided to have their drivers ‘in-tree’ to make sure they are maintained and don’t need a lot of ugly #ifdefs to contend with multiple kernel behaviors… Then there’s nVidia and some commercial filesystems that either cannot or will not go in-tree…


  • AMD is largely left behind. They are trying real hard to pitch their MI products as an nvidia alternative, but no one is biting. Strangely some of their line is even more exotic to try to host than the highest end Nvidia gear.

    So they are relatively less exposed to a crash than nVidia. On top of not doing that lending to their customers…