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re: Rivian exec: Elon and Tesla's LiDAR hesitancy isn't 'fully explainable'

Posted on 10/23/25 at 11:59 am to
Posted by ATrillionaire
Houston
Member since Sep 2008
2307 posts
Posted on 10/23/25 at 11:59 am to
quote:

Not using LIDAR is truly a cost-cutting measure that Elon has mentioned in the past. He believes that the cost does not scale, not accounting for the fact that every other company will incorporate LIDAR and drive the costs down over time.

Feels like Elon pushed himself into this corner, and cant get his way out after he said that camera only approach is superior. Which is completely dumb, when everyone else is now using Cameras and LIDAR.

Eventually he will cave and start incorporating LIDAR so he can actually have self-driving cars. Not supervised driving cars.

100% He's just being stubborn right now. Not sure how you sell the idea to a consumer that cameras only is better than LIDAR and cameras.
Posted by DVinBR
Member since Jan 2013
15253 posts
Posted on 10/23/25 at 12:03 pm to
Elon is a visionary that puts his money to work

He then takes what his engineering teams tell him and regurgitates it
Posted by HubbaBubba
North of DFW, TX
Member since Oct 2010
50827 posts
Posted on 10/23/25 at 12:17 pm to
I cannot share certain confidentialities due to an NDA, but I know FOR A FACT, that Tesla is looking at a version of LIDAR using a new extremely high resolution SPAD (single photon amplification detector) that measure the laser in trillionths of a second. Imagine, in the dark, able to see so well that at a distance of 1000 meters that the license plate can be ready from the data. It's only a few hurdles away before these are fully developed and ready to build to automotive standards.
Posted by Jay31
Member since Aug 2024
427 posts
Posted on 10/23/25 at 12:21 pm to
The same Rivian who could go belly up any day now?
Posted by jnethe1
Pearland
Member since Dec 2012
17031 posts
Posted on 10/23/25 at 12:35 pm to
quote:

thanks you literally proved my point, they were not at threat for bankruptcy, even without the loan to build a factory in the USA.


Rivian’s $4.4 billion debt (all long-term) was manageable, with low near-term repayment pressure. Without the DOE loan, Rivian would avoid adding $5.975 billion in principal debt, but it would also lack funds for the Georgia plant, forcing reliance on existing cash or new financing.
Posted by SeymourButts
Member since May 2018
110 posts
Posted on 10/23/25 at 12:48 pm to
Elon has mentioned that with lidar and cameras they can send mixed signals to the car, I trust their testing on that. I encourage everyone to YouTube their newest FSD version 14. Nobody is close to what they have going on. People will wake up when it’s everywhere and cheaper. Call me a fan boy, I’m just not asleep to what is going on. Their latest version is already 2-3x safer than humans drive, and mentioned in their earnings call yesterday their newest chip design will be 40x better than their current version.
Posted by billjamin
Houston
Member since Jun 2019
16602 posts
Posted on 10/23/25 at 2:24 pm to
This is been a contentious issue within Tesla among their engineers. It came down to a cost issue. Not just the hardware but all the additions dev cost to suppress hallucinations from differing data signals. There’s still a large portion of their team that thinks LiDAR + visual is the best way to go.
Posted by saint tiger225
San Diego
Member since Jan 2011
46272 posts
Posted on 10/23/25 at 2:37 pm to
quote:

the guy who had to get $6.6 billion from the government just to stay afloat after the blueprint for success had already been revealed is criticizing the business decisions of the guy who created said blueprint for success.

To be fair, that blueprint also included billions in government handouts.

ETA - y'all remember before Elon changed his politics he was known around here as a welfare queen? Crazy how much things have changed in the last 5-10 years.
This post was edited on 10/23/25 at 2:39 pm
Posted by pankReb
Defending National Champs Fan
Member since Mar 2009
71721 posts
Posted on 10/23/25 at 3:07 pm to
quote:

To be fair, that blueprint also included billions in government handouts.


Oh absolutely. But when the blueprint has already been made….it shouldn’t take billions of handouts to churn out E-lemons.
Posted by SirWinston
PNW
Member since Jul 2014
100729 posts
Posted on 10/23/25 at 3:11 pm to
A large portion of Isaacson's biography of Elon focuses on this very topic.

Most Tesla employees disagree with Elon but he wants Tesla independent of LiDAR to differentiate from the competition and also to push the boundaries of his companies' tech for the robots and eventually for colonizing Mars.

Elon is always thinking of Mars. Its why he is also developing robots, a tunnel boring company, solar and batteries, etc. Everything he does on earth is a puzzle piece for his life's mission of multi-planetary civilisation.
This post was edited on 10/23/25 at 3:14 pm
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