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Submarine missing near Titanic used a $30 Logitech gamepad for steering

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Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#731
post #722

One shall not obsess with the game controller they use, I suppose, in their analysis, failing the controller wouldn't prevent the sub from resurfacing... It is symptomatic, however. The whole Silicon Valley is like that. You have the old guard, NASA, millions for fault analysis, rumors go the C code on some NASA rocket was certified at $1000 per line---human eyeballs reading it... All those start-ups and unicorns, th…

Sure, because this does not happen in commercial aircrafts.

[dead]

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#732

One shall not obsess with the game controller they use, I suppose, in their analysis, failing the controller wouldn't prevent the sub from resurfacing... It is symptomatic, however. The whole Silicon Valley is like that. You have the old guard, NASA, millions for fault analysis, rumors go the C code on some NASA rocket was certified at $1000 per line---human eyeballs reading it... All those start-ups and unicorns, th…

I'm really frustrated by anyone that poo-poos this specific issue. One shall absolutely fucking obsess, me for instance about the game controller they used. Look at this. https://i.imgur.com/FrdR7TP.png So the F710 Logitech gamepad was something I wouldn't even trust as a teenager to let me play emulated retro games accurately. It has a hardware switch to toggle between DirectInput (an ancient input technology within…

> This controller is a metaphor for something that needs to immediately be regulated so that people like this can never get away with it again.

There is something to be said for protecting people who would sign up for such an experience while misjudging the risk, or assuming that some government agency does provide oversight. Though, customers seem to have been informed that this is not the case: https://twitter.com/FridaGhitis/status/1671120043126423553

But apart from that, if someone wants to build a lego submarine and use it to dive to the Titanic, they should have every right to do so. It is their risk to take. Asking others to pay to join does not change this moral calculus. And yes, the people left on the surface have an ethical responsibility to not unreasonably refuse to rescue them when things to awry.

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#733

Earlier quoted context omitted.

For the most part (so no self-driving cars), startups are in a low-stakes game, so it makes sense to hack away, and it nas nothing to do with an "old guard." Google (or any other tech company) outages aren't particularly memorable unless you were an engineer involved in it. The space shuttle accidents were labeled "disasters."

Theranos? All those cases of neglected security when data leaked and/or people killed themselves over scams?

As far as I remember the Theranos people used standard commercial tests, and sold the results as coming from their magic device. So the results were solid - the fraud was elsewhere. I might be remembering this wrong.

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#734

Earlier quoted context omitted.

If you can't afford to qualify the components on your 4000m diving vehicle, you can't afford to make a 4000m diving vehicle. See: the fact that they lost their diving vehicle.

This is not necessarily the case. For many people it's worth the risk of death to do cool things (e.g. climb Mount Everest).

What these people did, is like if you climbwd mound everest and died because they forgot to pack any food, you oxygen doesnt work becauae it's a $10 canister from best-buy, and your tent has holes in it.

Its not what tou did, its how you did it.

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#735
post #682

Earlier quoted context omitted.

It’s all fun and games until the Bluetooth _receiver_ fails and no amount of controllers would save you

It's not a bluetooth based, it has a receiver that you plug to the computer.

Have you seen the bit where they cant get the 2005 logitech controller to re-pair over 2.5ghz? Or when there was a mapping issue with the driver stack so they were stuck on one trip spinning around in circles before having to use the controller backwards to finish the trip?

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#736

Earlier quoted context omitted.

Theranos? All those cases of neglected security when data leaked and/or people killed themselves over scams?

Theranos is an outright fraud. Not the product of getting things done on fast track. They knew things could not be done and kept up the charade for long enough to profit off of it, and hopefully get away.

Really? Think another way: MVP. MVP is a big in the startup scene. No startup tells you how they made there MVP. Most of them think, if I get enough investment, if I get enough customers, then I will make it better. But until now the other way is just enough for my MVP.

So some would call it MVP and others would call it fraud. Until it is really being implemented as advertised.

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#737

Earlier quoted context omitted.

For what it's worth us nuclear subs use cots game controllers for periscope control. It has other benefits to like being super intuitive for new young soldiers to use.

They use the Microsoft controllers which have literally 7 digit R&D budgets, and have non-gaming use cases in mind. Not cheap off brand Logitech controllers.

This specific detail seems to be completely amiss for a lot of the old farts takes in this thread. It demonstrably breaks and fails to pair in the damn documentary!

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#738
post #411

Earlier quoted context omitted.

Yes. "Missing" Assuming it sunk, it'll be order of week before it's found. It'll be order of month before it's raised, if it can be. And then after analysis we might know why it sunk. +60 hours after lost contact, while there are possibly still people alive inside the vehicle, seems premature and crass to be casting accusations for internet points.

The fact that they can’t even find it is in part because they didn’t outfit it with any capability to send a distress signal. They lost it multiple times but never added a radio beacon or anything.

Sonar beacon. Radio is useless underwater.

It reportedly has radar reflectors and radio, for when it's on the surface.

At 3800 m+ underwater, it'd need to be a powerful beacon. Even most military sonar maxes out around half that.

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#739
post #400

I am blown away that there is any overlap between HN readers and people getting gotten by this clickbait. The controller is sending control signals to the computer which controls the motors. The controller itself is basically irrelevant . It’s not actually doing the control, the motor controllers are. Using off the shelf stuff like this is also common since it’s extremely well tested and usually very physically robus…

I don't think game controllers are considered to be well tested and physically robust. Look at the reviews for the product on amazon, it seems to not be very reliable. While this probably wasn't the part that failed, it shows an incredible lack of judgment.

Microsoft controllers, specifically the x360, very much was, other than a decade of real world testing they also tipped millions of other application R&D into it. Logitech rip off from 2005, that would unpair frequently? Completely different fucking ball game.

Re: Submarine missing near Titanic used a $30 Logitech gamepad for steering

#740

Earlier quoted context omitted.

I'm just imagining it running out of batteries. Then the user non-chalantly asks the pilot/guide for the spares. But they get a blank look. They repeat themselves. They must not have heard. They get a grimace this time and they suddenly realize what a precarious situation they were in all along.

They had spare controllers. Part of the idea of using off the shelf components like this, is the ease of replacement. If you have a 100k controller, and it fails, you need to think how to fix it. If your controller costs 30 bucks, throw it away and change for a new one.

but does a controller fail recoverably? Does the computer recieve old input (up/down) forever untill new controller is pligged in? how long does pairong proceas take? What if it fails at a critical moment?
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