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d_sem commented on NYC congestion pricing cuts air pollution by a fifth in six months   airqualitynews.com/cars-f... · Posted by u/pseudolus
milesskorpen · 9 days ago
EVs help with air pollution & congestion, but a huge part of the AQI impact of cars is tires, and I don't think there's a solution for that yet short of "fewer cars"
d_sem · 9 days ago
electric bicycles have significantly less tire waste.
d_sem commented on Perl's decline was cultural   beatworm.co.uk/blog/compu... · Posted by u/todsacerdoti
d_sem · 12 days ago
I worked for a few years in an large org which utilized perl for build scripts, testing automation, and a few other things. I would summarize the half decade Perl learning curve as initial bewilderment, intermediate cult like praise, to advance level disillusionment.

There was something about scaling usage in large teams that felt awkward and high friction.

d_sem commented on Roblox is a problem but it's a symptom of something worse   platformer.news/roblox-ce... · Posted by u/FiddlerClamp
d_sem · 23 days ago
I think the primary issue is that there is massive demand for adolescent social interaction in a world that is increasingly physically isolating for kids.

Demographic shifts make suburban families too sparse to support children friend groups. Denser cities are increasingly financially impossible for families to move in.

d_sem commented on Personal blogs are back, should niche blogs be next?   disassociated.com/persona... · Posted by u/gnabgib
intrasight · a month ago
Just deep dive into the technology of your choice. Write clearly and comprehensively about your projects, the roadblocks you faced, and how you overcame them.

Another recommendation is to blog on a collaborative project. Could be with just one other person. That way you're reaching a wider social network.

What's very satisfying is googling on some technical problem and finding in the top search results my own blog article from several years back.

Blog early; blog often.

d_sem · a month ago
any particular platforms that one could host the blog?
d_sem commented on Personal blogs are back, should niche blogs be next?   disassociated.com/persona... · Posted by u/gnabgib
d_sem · a month ago
Any 101 tips for starting a blog that will stand the test of time?
d_sem commented on VisiCalc on the Apple II   stonetools.ghost.io/visic... · Posted by u/hggh
d_sem · 2 months ago
This was before my time but I appreciate the write up and the nostalgia from folks in this thread.

My take away was that VisiCalc was a fairly straight forward technological problem, but a 10,000x+ impact idea. I feel like there are still idea's like this waiting in the shadows to be discovered by a lowly undergrad somewhere who tries something unique for the first time.

d_sem commented on Comparing the power consumption of a 30 year old refrigerator to a new one   ounapuu.ee/posts/2025/10/... · Posted by u/furkansahin
d_sem · 2 months ago
So can we project from the authors data that, under normal operation, both bridges roughly consume the same amount of power?
d_sem commented on Abandoned land drives dangerous heat in Houston, study finds   stories.tamu.edu/news/202... · Posted by u/PaulHoule
modeless · 2 months ago
I would never expect the temperature 60 miles away to be anywhere close to mine. Is that normally the case in Texas?
d_sem · 2 months ago
You sure? Thats the case for areas the size of entire states. You can look at any weather temperature map to prove this.
d_sem commented on Software update bricks some Jeep 4xe hybrids over the weekend   arstechnica.com/cars/2025... · Posted by u/gloxkiqcza
kswzzl · 2 months ago
My update occurred while parked. I hit the failure mode 1-2 hours later pulling out of my driveway.
d_sem · 2 months ago
Thanks for the clarity. Wow this is a big deal.
d_sem commented on Software update bricks some Jeep 4xe hybrids over the weekend   arstechnica.com/cars/2025... · Posted by u/gloxkiqcza
kswzzl · 2 months ago
My 4xe died in my driveway on Saturday after the update. Let me explain, from the perspective of a 4xe owner, how bad the response has been from Jeep/Stellantis:

- As of Monday 8am ET, zero legitimate communication from any Jeep-related accounts on any social media platform, or any other form of acknowledgement from the company (unless I've missed something?)

- I only found out about the issue after finally searching a few Jeep groups on Facebook (of all places) to see if anyone else was experiencing the weird failure mode I was after the update.

- The only remotely-official info was from a 'JeepCares' account (which is ran by Jeep) on some random off-roading forum? We were seriously all living off of screenshots from this forum, and the advice coming from the JeepCares accounts was contradictory: they claimed that the Uconnect update was separate from the telematics update, and that there was no way to stop the telematics update if the vehicle received it. Later they gave advice to defer the Uconnect update, making it sound like they were coupled.

- Due to the lack of info from Jeep, people were coming up with all kinds of "if you reboot Uconnect while the Jeep's in ACC mode, it clears the check engine light". This probably did clear the CEL but didn't fix the fault.

- There is no way to tell if you received the bad update.

- There is no way to tell if you received the 'fix' either.

- Dealerships have literally no idea what is going on.

- You're basically at risk of your Jeep going limp (power loss, unable to safely make it to the shoulder) and being stranded on the highway, even as I write this.

d_sem · 2 months ago
How did you verify that a software update can 1. Occur during driving operation of the vehicle and 2. results in vehicle power loss?

I worked in an auto supplier years ago and there where several protections in place to prevent the risk of update corruption on safety related components. One of the simplest one the UDS programming session having entry protections related to vehicle speed, vehicle driving mode, etc.

u/d_sem

KarmaCake day477October 31, 2022View Original