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Comment Re:That makes sense. (Score 0) 40

I don't think it has anything to do with that. As soon as I saw the headline, my mind went "cohort study". And sure enough, yeah, it's a cohort study. Remember that big thing about how wine improves your health, and then it turned out to just be that people who drink wine tend to be wealthier and thus have better health outcomes? And also, the "sick quitter" effect, where people who are in worse health would tend to stop drinking, so you ended up with extra sick people in the non-wine group? Same sort of thing. This study says they're controlling for a wide range of factors, but I'd put money on it just being the same sort of spurious correlations.

Comment My suspicion (Score 2) 40

At least some of this will be stress. If you're enjoying something, then you won't be stressed. If you're feeling positive and delighting in what you do, then you won't be stressed in unhealthy ways. This looks similar to the Mozart Effect, which turned out to be that if you liked something, your brain functioned better.

Yes, charging around the stage playing rock music isn't exactly gentle, but it IS extremely good exercise for the heart and the rest of the body. Again, that's going to have positive effects.

(We can ignore Keith Richards in this model, as he's older than the universe and only created it as a place to store his guitars.)

Comment Re:What ... (Score 1) 96

too many folks are still stuck on IPv4

Printer is IPv6 only?

What I'm saying is that if everyone had IPv6 in their homes and offices, remote access wouldn't require all the silly cloud server games. You could just hit the device directly by its IPv6 address, and assuming your router suppoerts UPNP pinholes, you're done. You'd need dynamic DNS and that's it.

I can understand the remote printing (not on the same network) part. But only up to the point where something jams and I'm not there to yank the plug and untangle it before it gets hopelessly borked.

An emergency stop button in the app should be able to do the same thing. If that's not possible, it's a rather bad design flaw.

Also, if something jams in a way that could cause meaningful damage (beyond having to brush blobs of filament off of the hot end) and the printer doesn't detect it, that's also a rather bad design flaw.

Comment Re: All according to plan. (Score 1) 207

I have an F-150 Lightning. It's 2 $200 parts to convert from NACS->CCS1 (one for DC, one for AC). The connector type doesn't matter. CHAdeMO requires an adapter that costs thousands. It's not comparable.

CHAdeMO to Tesla adapter: $565. If adapters in the reverse direction from NACS to CHAdeMO cost thousands, it's because the market is too small to achieve economies of scale. Yeah, you need some active electronics to negotiate the protocol, whereas NACS uses the CCS protocol, so you can do it with a passive adapter, but the actual DC is still DC.

Comment Meanwhile, at Carnegie Mellon... (Score 4, Interesting) 149

Jensen Huang to college grads: "Run. Don't walk" toward AI

https://www.axios.com/2026/05/...

Nvidia founder and CEO Jensen Huang told graduates at Carnegie Mellon University in Pittsburgh yesterday that demand for AI infrastructure is creating a "once-in-a-generation opportunity to reindustrialize America and restore the nation's capacity to build."

Why it matters: With many college grads fearing AI could obliterate their career dreams, Huang pointed to boundless opportunity as a "new industry is being born. A new era of science and discovery is beginning ... I cannot imagine a more exciting time to begin your life's work."

Nvidia, which makes AI chips, is the world's most valuable company. Huang told 5,800 recipients of undergraduate and graduate degrees that the AI buildout will require plumbers, electricians, ironworkers, and builders for chip factories, data centers and advanced manufacturing facilities.

"No generation has entered the world with more powerful tools â" or greater opportunities â" than you," he said. "We are all standing at the same starting line. This is your moment to help shape what comes next. So run. Don't walk."

"Every major technological revolution in history created fear alongside opportunity," Huang added. "When society engages technology openly, responsibly, and optimistically, we expand human potential far more than we diminish it."

Full speech: https://www.youtube.com/watch?...

Comment Re:Stop purchasing Bambu products (Score 1, Insightful) 96

I like their products. I just want printing without fuss and without having to learn every detail about leveling, etc. Their product works for me and I do not care about its openness, it is about as important for what I need it as my headphones being open sourced (not at all). So this product is for my use case, not for people who want to control every aspect of their printer and every software feature.

The problem is that their model works until it doesn't.

Having a good out-of-the-box "it just works" experience doesn't preclude letting people tinker. If anything, letting people tinker results in a better out-of-the-box experience in the long term, because the manufacturer can see what people are doing with their technology and can clean it up and make it more broadly available if it is useful. The key is ensuring that the default experience doesn't require tinkering for the majority of customers. And seeing people tinker shows you where the sharp edges are that need to be polished.

But more than that, locking down this sort of hardware means that when you inevitably run into some limitation, if the manufacturer doesn't provide a way around it, you're stuck. And the problem is that a lot of users of advanced tools like this are in a situation where 90% of their use is common to all other users, and 10% isn't. And different users have different 10% use cases. So you could be in a situation where 80% of your users need one thing that your product doesn't support, but it's a hundred different "one thing"s. This makes support very difficult if you don't allow tinkering.

But the worst part is that you can't know for sure whether you're going to be in that 80% until you run into the use case that they don't support out of the box. It could be a week, a month, a year, or several years. And then you're stuck with this hardware that won't do what you need, with no way to fix it, thus forcing you to replace it with a product from some other manufacturer.

So even if you don't think you will ever want to tinker with your 3D printer, assuming all else is roughly equal, you're better off choosing the printer that gives you the most control of the hardware, because that is the least likely to box you into a corner and make you regret your purchase someday.

Comment Re:Stop purchasing Bambu products (Score 2) 96

They've made a nice easy-to-use ecosystem. For $400 you can get a P1S that supports adding an AMS, auto bed leveling, enclosed-chamber printing, high precision, high print speeds, and 300/100C nozzle/plate temps, and has an easy cloud print service and a robust ecosystem of models you can just download and print with no extra config straight from the app.

But yeah, their behavior is increasingly entering bad-actor territory. I wonder how long it'll be before they lock entry-level printers into their branded filament?

Comment Re:Can free ICQ clients use ICQ servers, reloaded (Score 1) 96

Same discussion as 30 years ago with open source clones of messaging apps such as ICQ. The open source client pretends, on those days through reverse engineering, to be the official client. Ultimately, it was okay then, because it was beneficial for the operators to have a larger network of users who can talk to each other. Does this dynamic apply here?

I'd have gone with "Every web browser is Mozilla", personally, but yes.

If you're using a user agent for any sort of security purpose, you're not just doing security wrong; you're doing security so wrong that somebody is going to write an entire book as a postmortem about your company.

Moreover, if your service can't handle the traffic of a mere thousands of clients (four-digit QPS) hitting it at once, you have much bigger problems than security. I forgot how to count that low a long time ago.

Finally, the elephant in this room is that those "unauthorized" clients are YOUR USERS. They are people who bought YOUR HARDWARE and want to use it with your service. Basically, you're flipping off your paying customers. That's the fastest, easiest way to ensure that you don't have any of those anymore.

Comment Re:Stop purchasing Bambu products (Score 3, Informative) 96

Threats of lawsuits (especially to open source products, which do not have deep pockets) are the new corporate approach to what would appear to be appropriate reverse engineering. The only way forward, if you disagree, is to refuse to purchase any Bambu products.

Already done. When I was choosing what 3D printer to buy to replace my aging Snapmaker A350 last year, I read about Bambu's questionable commitment to openness, and decided to buy a Creality printer (K2 Plus with CFS) instead. Over the year that followed, I bought a Creality Hi with CFS as a second printer, plus two additional CFS units, a filament dryer, a spare Creality tool kit (since the Hi doesn't come with one), and more than half a grand worth of filament.

I've personally spent well close to $3,700 on Creality products in the last year (not counting third-party filament and the DXC2 extruder upgrade) precisely because Bambu comes across as being a bunch of litigious a**holes who are trying to lock down their products and prevent users from being able to modify the hardware that they bought.

As far as I'm concerned, they've dug their grave in the 3D printer market. Stick a fork in it. They're done.

Comment Ho hum. (Score 1) 72

Most posters seem to be assuming it's a scam. I can't possibly think of a reason why they might think that. (A few million, yes, but getting it down to one is hard.)

However, that's almost by the by. It's rated for 5G. 5G is old. 6G is the new standard and WiFi 6 has been around for a while now. If you're actually serious about designing a new phone from scratch, and have not yet released it, you'd almost certainly want it to be 6G-capable. Nobody in their right minds designs for yesterday's standards, when they're going to be competing with tomorrow's products.

This, to me, is far far more important than whether or not it is real. If you're designing a product for a market that's on its way out, you've got a serious problem. If you're clamouring for a product that's designed for a standard that could be phased out by the time you see it, then you're not thinking straight.

Why does this matter, if the product isn't real anyway? First, we don't know it's not real, we shouldn't assume that. But, second, it means that nobody thought it was worth bothering with taking the potential customers seriously. The customers are merely meat with cash. That's not an attitude I can respect. Whichever vendor is making these phones is worthy only of my utmost contempt.

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