Scott Walter, PhD
@GoingBallistic5
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Following
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11,936
Mechanical and Aerospace Engineer | Robot Offline Programming Pioneer | Factory Simulation Expert | Purveyor of Pungent Snark | Cancer Survivor
US
Joined December 2021
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#今月描いた絵を晒そう
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Pinned Tweet
Do Teslas Dream?
Do Teslas dream,
of things unseen?
Does your 3 insist,
that that Y exists?
When its stable mate,
is your storage crate?
Is the garbage bin,
an X again?
Or the heating duct,
a Cybertruck?
Does a weary auto-label,
see autos in its
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Those shock waves were punishing to the old vertical tanks.
Day before, the day after.
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Perspective: Edison made 1,000 unsuccessful attempts at inventing the light bulb.
When a reporter asked, "How did it feel to fail 1,000 times?"
Edison replied, "I didn’t fail 1,000 times. The light bulb was an invention with 1,000 steps."
Success is the trophy of perseverance.
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@tunguz
I'd like to contact him. Does anyone have his fax number, cuz I am sure he doesn't use email.
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For less than $42 Billion I was able to bring High Speed Internet to east rural Texas while traveling at 83 MPH.
@Starlink
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Usually, the logo goes on when prototyping is complete.
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My shot of the Falcon 9 making the 80th SpaceX launch of 2023 from last night enhanced by
@DrKnowItAll16
.
Picture was taken 150 miles west of SLC-40 over Sarasota Bay.
Olympus E-M1 MarkIII, f/4, bulb mode w/ live composition, using ISO 400. About a six minute exposure. Waited
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IFT-5 Prediction: RUDundantcy is King
While SpaceX could RTLS using the existing tower for the catch, this comes with considerable risk. There is critical infrastructure nearby that could be extensively damaged, thereby delaying the program. As it, engineers breathe a huge sigh
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It's official. We've made it to the fifth ring of FSD Hell.
FSD Rings of Hell
0. Elon Test
1. Whole Mars Test
2. Self Test
3. Friends Test
4. Children Test
5. Mother-in-law Test
6. Spouse Test
7. NHSTA
8. Haters
9. Dan O'Clown
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Hot take.
Looks more like the original vision of AI Day 1
When Elon dropped the Tesla designed actuators comment back in May, you knew something was up.
Many of the concerns I had about the original design have been allayed.
1) Cabling. Integrated into the actuators. Nearly
There’s a new bot in town 🤖
Check this out (until the very end)!
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To friends of Ellie in Space
@esherifftv
.
Here is an update on Ellie's condition. She had a fall while bouldering at the gym and has a broken femur. She will require surgery in the morning to properly set the bone.
More details to follow in coming days.
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🤯"Your courtesy in handling this situation is highly appreciated."
Before I could intervene FSD already extended its hand in an act of kindness. It saw the stopped traffic on the opposite side, noticed the left blinker, the entrance way to the right, and made space.
Mind.
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Human Drivers vs FSD V12.3.4
By law in Florida you must yield for pedestrians entering a crosswalk. There are signs posted everywhere making this law clear.
In this clip FSD obeys the law. While the human drivers to the left should have been ticketed.
FSD stops for the first
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@elonmusk
@StephenKing
The man is a walking crime wave. Long over due.
Don't conflate with others. It's a Kindergarten excuse to say others do it too. Not a rationale.
Maybe the others will finally get deserved scrutiny, now that precedence has been broken.
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Starlink satellites currently over my location
Courtesy of Starlink Watch App
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"But
@elonmusk
should have contacted the U.S. Government on Ukraine's behalf."
Wrong.
FARA violation. Foreign Agents Registration Act. Elon is not a registered agent of Ukraine.
Think FARA is a paper tiger? Ask Mike Flynn, or Paul Manafort, or even Hunter Biden about that one.
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Confident. Turns smoothly.
132 steps in 78 seconds.
1.67 steps per second. Stride length looks more than one foot size.
At 12 inches, 1.13 mph.
At 14 inches. 1.3 mph.
Or about 0.6 m/s
Still needs to double speed.
But turns are getting better.
Pirouette is next and
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The robots aren't coming. They are already here.
This is not a lab. This is on the production floor. That is production equipment. That is a production process. That is a production part. Those parts are in some ones Tesla right now.
Prove me wrong
@elonmusk
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Cold gas thrusters at each corner pointing up at 45 degrees.
Here is why.
0-60 in 1 sec requires 2.7 G's of acceleration. Assuming a COF of 1 with tires to road, that leaves 1.7 G's of additional acceleration.
Pointing thrusters horizontal is not optimal. We can get 40% more
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Called it.
$10K Optimus at scale.
Gen 3 Optimus by end of year.
1000 in the factory next year doing useful work.
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If
@elonmusk
had complied with Ukraine's wishes, he would have committed a felony.
#NeutralityAct
of 1794, makes it illegal for an American to wage war against any country at peace with the US.
Let. That. Sink. In.
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Elon makes the bold claim that the Model Y could one day become the world's most popular car.
The Model Y is now the best selling car in the world.
Elon is such a fabricator.
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Ok, so my forecast about it being able to fold your laundry was a little off.
I will gladly eat a piece of humble pie.
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I received a long awaited promotion today.
I am no longer a lowly beta tester.
I am now a supervisor.
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If this is street legal in Germany, so should Cybertruck.
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FSD V12.3.3 versus the Construction Worker
As the worker stands up, FSD immediately reacts and stops. Off-screen the worker waves the car forward.
No disengagement, the stop and decision to proceed was 100% FSD. No pedal engagement. None.
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Follow. The. Money.
How can a guy with only 9 shares afford to pay the attorney fees?
Is the law firm doing this pro bono? Why?
It is not clear that any remedy would result in monetary damages from which the attorneys would be paid.
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First. Principles. Thinking. Bot Runtime.
How long can Optimus work between charges?
The most recent FUD, is that Optimus cannot operate for 8 hours, or even close to that. Let's take a look.
FUD Argument One: The battery pack cannot support the compute, let alone the
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It's not the Heat Tiles, it's the Fasteners!
I had the honor to be on a livestream with Ellie in Space
@esherifftv
and Nick Stacey
@indicator_sp
today to discuss the heat tiles that washed up on the beach soon after IFT-3.
We learned a lot from examining the half dozen intact
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20 steps in 15 seconds.
1.333 ft/sec or about 0.9 mph
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Worst. Flight. Ever.
The most I've spent on a ticket, only to return from where we left.
No meal service.
Extreme turbulence the whole flight.
Numerous passengers wretching in the back.
But the in-flight entertainment was out of this world.
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Congratulations, Warren, on deciding to finally Thai the knot.
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Couldn't have explained it any better myself.
How Optimus achieves side-to-side wrist wagging movement, as explained by robotics expert
@GoingBallistic5
.
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I got the update tonight!
No, not that one. The new
@Starlink
Mini update!
It appears the mini in-motion restriction has been lifted.
I did a 90 minute drive. No in-motion errors. City streets at 40-45 mph, then some highway driving at 77 mph.
The mini now works in-motion.
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FSD: Off-road Construction Zone Redux
Same construction zone from earlier in the month, but this time without a lead vehicle.
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See how the right shoulder joint spins rapidly in this maneuver, despite the upper arm remaining mostly stationary. Contrast with the left arm remaining mostly fixed.
This is because they are playing too close to the polar singularity of the shoulder, or as a biomechanist might
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Yes
@TroyTeslike
, at precisely 0:44 Tesla shows a sequence demonstrating how the training data was collected using teleoperation and the video is clearly labeled as such. They aren't hiding anything.
At the opening they show a labeled sequence demonstrating autonomous
Do we need any more evidence that Troy went full blown anti-Tesla? He clearly doesn’t understand and/or pretends not to the role of the humans involved in the training of Optimus in the same way Tesla uses human drivers to improve the system.
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While recording a video about the new Optimus video.
@DrKnowItAll16
and I noticed that Optimus is festooned with Motion Capture balls, and is in a Motion Capture laboratory.
Video drops in the morning.
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Scotoma strikes again (pronounced Scott! Oh, man)
Hiding in plain sight. The battery pack.
The ribs on the sides are 4680's. For 2.3 kWh, need about 24. Can see 8 on each side. Then 4 on the bottom and top. The pack is likely a ring around the outside of torso for passive
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Optimus Will Obliterate the Factory Floor Landscape
When you give an engineer, a designer, or an artist a new medium to work with, they will always surprise you and produce unforeseen results.
Just look at how Mobile Robots revolutionized the Amazon Warehouse.
Optimus is a new
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SpaceX is able to launch 3 times per week, not because they have a fleet of reusable first stages.
But because they can produce 3 new second stages per week.
They are not just a launch service provider, but a manufacturer extraordinaire.
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@peterrhague
You don't give the Wright Bros enough credit. They were following the theoretical work of Langley, and others. They built a wind tunnel to check various wing cross sections: creating the first "NACA" tables. They didn't just cobble stuff together. They knew what they were doing.
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@DrKnowItAll16
@Tesla
@elonmusk
Add a 30 gallon water tank to the rear under trunk on delivery. Call it a washer fluid drop tank or something.
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Finally tested 12.5.1 on HW3.
First impression is lots of regressions and unsafe following distances.
As a result, I not see us are any closer to RoboTaxi. Definitely not with HW3.
Buttery smooth? Yes, if you mean all the churning during your drive turns the cream in your
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It's. About. The. Data.
The FSD trial is not about take-rates, or revenue generation or marketing. It's about scaling up the data collection.
They have the compute. They have the fleet. Now they need the drivers.
They are going into Johnny Five mode: input, need input.
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Only 3 of these hold-down clamps keep StarShip attached to SuperHeavy.
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Why is Jeff Bezos required to don a hair net?🤔
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FSD is so good, I will never purchase another vehicle without it.
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This is a brilliant recreation of the ships' attitude that can tell us a lot about what was going on during re-entry.
@Pockn_CG
is worth a follow.
Starship clearly had a bad attitude the entire time in orbit.
Loss of RCS control and/or uncontrolled venting put the vehicle into
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Sure hope they aren't wearing blue jeans.
Protesters Erect Tree Houses in 🇩🇪 Giga Berlin Pine Plantation
Protesters erect tree houses at the 🇩🇪 Giga Berlin pine plantation to demonstrate against the possible construction work that cannot take place in the next 6 months anyway
The activists pulled up around ten
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Becky, thank you for bringing this to my attention. I have a thought experiment for you.
You and I are working in a crowded kitchen together. I do not see you behind me, and I turn to complete my task and elbow you in the side.
Did I just viciously attack you, or did I
@GoingBallistic5
Hi Scott, I did the original investigation that the Daily Mail based its story on. The person who was pinned by the robot was a full-time engineer. Contractors have frequently gotten hurt at the factory as well.
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The next time someone complains about the water needed to produce a Model Y at Giga Berlin (582 gallons), they better not be doing it while wearing a pair of these (1,800 gallons).
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The rush to build the world's first useful humanoid robots is an arms race.
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I have so many issues with the tortured prose of this article.
An engineer was rescued by Tesla employees. The engineer was likely an outside contractor, though the wording obfuscates that fact, as the author is careful never to name the individual as a Tesla employee, just
Another fail from the Daily Mail
In this article, The Daily Mail heavily uses click bait thumbnails and wording designed to induce fear:
"Tesla robot ATTACKS an engineer at company's Texas factory during violent malfunction - leaving 'trail of blood' and forcing workers to hit
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Ellie in Austin. AstroNut. A woman very alive.
Gentlepeople, we can rebuild her. We have the technology. We have the capability to build the world's first bionic YouTuber.
Better, Stronger, Faster.
And for at lot less than $6M.
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@MarcusHouse
Less than 25%. The point is not to cool the exhaust plume, but to pull it away and out into the open asap. In other words, encourage it to flow horizontally. As a liquid, water is 1000 times denser than gas, and stands a chance to over come the inertia of the downwards exhaust
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When it gets to 404, they won't be found.
NEW: 303 Tesla Megapacks spotted at Lathrop Megafactory today.
📹 by YT/u MetGod
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@elonmusk
officially revealed Starship Super Heavy will eventually have 2-3 grid fins instead of 4 as currently.
We now know why.
They needed the titanium to fix Ellie Sheriff's
@esherifftv
leg.
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So why would Tesla put the Gen 2 Optimus on display for all to study so closely, especially after Elon's concern about being copied?
Because Gen 3 will be nothing like Gen 2.
The Gen 1 Optikin was showcased in volume just before Gen 2 was announced.
They know all the flaws in
That is a Gen 2 Optimus. Likely an Optikin like the previous display Gen 1 Optimi. First time a Gen 2 is showcased AFAIK.
Thanks to
@TeslaHype
for bringing this to my attention.
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IKEA is the OG Escape Room. How the hell do you exit this place?
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When Robotaxi comes live, every one car Tesla family will suddenly become a virtual '2' or '3' car family.
A second car is usually purchased because one car is too difficult to share. But if a car can return home after dropping a member off, the need for two cars diminishes.
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According to
@elonmusk
In Twitter Spaces tonight, The ship lost thrust vector control at T+85 seconds.
The obvious follow-up question that nobody asked.
Then how did the vehicle maintain course for the next 50 seconds?
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I asked Optimus for his reaction to last night's video. No comment was his reply.
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That's what a talent pool looks like.
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They didn't waist any time on this design.
Boston Dynamics New Atlas (left), Figure 01 (right)
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What's bigger?
5 Optimi in the same photo.
Or 3 CyberTrucki.
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As I've noted all along. It's a government sanctioned hostile takeover. Nationalization in plain-site. The lawyers don't want the cash, they want control of the company.
They get a significant interest without having to buy a share. Just given to them. By our government. This
⚖️ Tornetta
🤮
From the hearing on Monday on Attorney fees:
Here the plaintiff's attorneys stating what they would do with the 29.4m shares.
And let me make this clear:
- you are nowhere near as smart as Elon, and will never be
- but you are a thorn to all Tesla shareholders.
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@WholeMarsBlog
@ConsumerReports
I'd give MB a 10/10 for keeping driver engaged based on this video. You never trusted it enough to take your hands off the wheel.
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I once had a print mounted at a local frame-shop. The owner asked about my job, and I mentioned that GM was a customer. He stopped what was doing, and suddenly got agitated. He then told me that GM had ordered a large number of frames. He then ordered the material, and started
Tesla CEO is just now hearing of a Tesla Employee’s flippant ordering with a business in San Jose, the Fremont Tesla Factor being close.
Tesla has a good reputation with local businesses & hired contractors etc
Elon is fixing one bad apple’s mistake & making good with the
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FarzDad's son's post in about 20 years.
Clive Farzad Mesbahi.
Born on 5/29 at 10:09AM. 7lbs 4oz 20.5 inches. Baby and momma both doing great ❤️
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It's one thing when Elon likes your post, another if he comments, but something else when he comments that he likes your video.
Well deserved, Zack!
Warning, watching this video could lead to a nerd-on.
New Fire Suppression System Dramatically Increases Superheavy's Performance!
While the 2nd Integrated Test Flight of Starship ultimately ended in the loss of both vehicles, it was undoubtably a massive improvement from SpaceX's first attempt.
This episode is a deep dive
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Never let me near X after consuming vast amounts of dark chocolate on a Friday night.
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No surprises here. As I expected by now. Still, remarkable progress nonetheless.
I'll be sharing my thoughts on the usual channels.
Optimus can now sort objects autonomously 🤖
Its neural network is trained fully end-to-end: video in, controls out.
Come join to help develop Optimus (& improve its yoga routine 🧘)
→
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Just like us humans, the Teslabot will have sweaty armpits.
His cologne will be called Optimusk.
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Simple kinematic analysis. 1.5 T/W at 90% is .35 g's of acceleration.
Tower is ~500 ft (152 m) so requires 9.3 seconds to cover that distance, at a speed of 32.5 m/s (126 km/h)
First movement appears at T+4.xx. Tower cleared at about T+14. About 9-10 seconds.
So looks like
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FSD: Winning Hearts and Minds with Random Acts of Kindness
V12.3.4 leaves space for two vehicles enter stopped traffic then later allows a hidden pedestrian to cross the street safely and receives a thank-you wave.
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The Teslabot team was considering a sodium chloride chemistry for energy storage, but Elon was concerned Optimus would be charged with a salt in battery.
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My question is, was it shown how to squat or did it learn to counter balance using its arms on its own.
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V12.3.3 versus the Crosswalk
FSD patiently waits for the pedestrian to cross, despite other cars cutting in front of her.
There was a moment of hesitation whether it was safe to do the same, but FSD decided courtesy was the best option.
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@elonmusk
@RalphNader
Oh, do you mean the same loan program that GM used and still has not paid back?
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Vicious vs Virtuous Circles.
or how the 'Competition is no longer coming' accelerates Tesla.
1. ZEV credits. Rather than decreasing, Tesla expects them to increase. Competition is giving Tesla the money to build more Tesla plants, rather than their own.
2. Reduced Battery
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4 years ago. Remember, we thought Starliner would return America to space before Dragon. The first crewed Starliner was supposed to launch a month before Dragon. It was a race.
Four years. And we are still waiting for Stayliner.
Today marks the fourth anniversary of Falcon 9 launching
@NASA
’s Demo-2 mission to the
@space_station
, returning human spaceflight to the United States
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Told'ya, it was more than just a new 22-DoF hand.
@BasedBeffJezos
The new Optimus design, which will be complete later this year, is something special
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To the Tesla X community.
Stop being stenographers.
Next time an article that reeks of MSM stench, do not repost. Quote post and add VALUE. Call it out. Don't help the lie travel halfway around the world uncritically.
Put your pants on first!
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Congratulations to
@jamesdouma
and myself for calling this one:
From chapter 77, Elon Musk by Walter Isaacson
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