this post was submitted on 14 Jul 2024
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Showerthoughts

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A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. A showerthought should offer a unique perspective on an ordinary part of life.

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[–] [email protected] 12 points 5 months ago (1 children)

Because your life isn't worth the extra dollar to them.

[–] [email protected] 3 points 5 months ago (1 children)

More accurately, if they added one single extra component like that, they would raise the MSRP by like $500. Because we live in capitalist hell. Therefore, it's included in higher quality cars, and/or as an optional feature. Like most safety anything, they won't automatically include it in anything unless they are literally forced to by law. And even then though sometimes not and say they did. And still up charge you for it. Isn't capitalism fan-fucking-tastic?

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[–] [email protected] 13 points 5 months ago (8 children)

I would like if cars would somehow indicate how strong they are braking. Like a meter filling, the light starting to blink after a certain threshold and blinking faster etc.

[–] [email protected] 2 points 5 months ago* (last edited 5 months ago)

This would be a really cool standard! I only wish it would work here in the US, where our brake lights have to pull double duty as turn signals. But in sensible places like the countrirs in Europe, this would be dope!

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[–] [email protected] -3 points 5 months ago

It’s worth asking who makes money off of them not doing so. Any ideas? Like, maybe all their related repair shops, parts manufacturers, dealerships for when the damage was too much? That’s all lost revenue if they make things safer. & if the NTSB doesn’t make them do it, they won’t

[–] [email protected] 0 points 5 months ago

Some semi tractors have implemented brake lights that activate under exhaust braking, and its fucking annoying.

[–] [email protected] 9 points 5 months ago (1 children)

This is probably country/region specific but my car (Tesla) illuminates the brake lights when it detects a certain level of deceleration. Also my work vehicles (Volvo V90 CrossCountry and XC60) do this. Finland/Sweden in my case. My car also flash the hazards when it detects hard braking and I've seen quite many euro cars do this. I agree that this should be standard.

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[–] [email protected] -3 points 5 months ago (2 children)

I thought the same thing about blinkers and turning the wheel.

[–] [email protected] 5 points 5 months ago

Blinkers should be blinking before you turn the wheel. I once drove as a passenger with a driver who only started blinking after he started his manoeuvres and those 40T trucks were hammering their horns for a good reason. Scary as hell experience, would not recommend.

[–] [email protected] 5 points 5 months ago

Kinda worthless to put the blinker on after starting to turn, no? Also, probably doesn't work so well when you need to change lanes or turn on curves.

[–] [email protected] 6 points 5 months ago

That's how the car knows to deploy the safety systems including the seatbelt and airbags

[–] [email protected] 8 points 5 months ago* (last edited 5 months ago) (1 children)

I feel like there must be a Technology Connections video about this.

[–] [email protected] 6 points 5 months ago (1 children)
[–] [email protected] 4 points 5 months ago (1 children)

Gosh that guy sure is good at talking about various types of indicator lights.

[–] [email protected] 2 points 5 months ago

That's 90% of good tech

[–] [email protected] 11 points 5 months ago (1 children)

One foot EV driving does turn on the brake lights when it exceeds a certain deceleration amount.

But most EVs default to slowly charging the car and slowing it in a similar way to ICE compression braking (which uses 0 fuel in fuel injected cars BTW).

Anyway regardless of how the vehicle is slowing down, the NHTSA allows for the brake lights to be activated by other devices that slow the car (not just the pedal), and the UN requires brake lights be applied if the vehicle deceleration exceeds

https://unece.org/fileadmin/DAM/trans/main/wp29/wp29regs/R13hr2e.pdf

[–] [email protected] 1 points 5 months ago (1 children)

That is not the case in the US or in the EU. Things like GM and Hyundai won't even show the brakes with the foot completely off on full regen. You will specifically say you cannot do have a secondary braking systems as well which is where I think the issue comes in. BMW and Mercedes both only show brake lights when you fully remove your foot from the accelerator with regen turned on

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[–] [email protected] 24 points 5 months ago (4 children)

A related tangent is now that there are so many distracted drivers, engine braking in a standard can become hazardous. I often will tap my foot on the brake so the people behind will register that my speed is decreasing.

[–] [email protected] 2 points 5 months ago
[–] [email protected] 3 points 5 months ago* (last edited 5 months ago)

I heal-toe, so I'm pressing the brake as I'm engine braking. But I think I've read somewhere that newer manuals actually will turn on the brake light on heavy deceleration via engine brakes, I just don't know firsthand because every very I've owned has been old as shit. Ditto with electric cars that have aggressive regen braking.

[–] [email protected] 7 points 5 months ago

I beleive that should be common practice when down shifting to slow because it's not much different from braking without any brake lights. However, I've come to also trigger the lights even when coasting down in top gear. The slightly harder engine braking in a manual, even in top gear, combined with the increase of distractions, has me concerned about the same thing as you.

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[–] [email protected] 16 points 5 months ago (9 children)

I personally think cars should have two brake light switches. one for when you're pressing the pedal at all, and one for when you're slamming on the pedal.

that way the people behind you know if you're just slowing down a little or actually braking.

[–] [email protected] 7 points 5 months ago* (last edited 5 months ago) (1 children)

I know cats that blink the middle light if you brake hard.

EDIT: I'm not fixing that typo

[–] [email protected] 2 points 5 months ago

Upvote for typo.

[–] [email protected] 0 points 5 months ago

They get brighter based on how much you push the brake

[–] [email protected] 2 points 5 months ago (1 children)

I try (if I have time myself to do it without hitting someone and am just in front a mess) to "wake people up" a bit by rapidly tapping the brakes before hitting them hard (to hopefully make my brake lights flash).

[–] [email protected] 3 points 5 months ago (1 children)

You can buy special brake light kits to do this automatically.

[–] [email protected] 1 points 5 months ago

I feel like I looked into that once upon a time and it was illegal in my state (Ohio).

I have seen something like that though, at times it's a bit too much IMO. I've seen some that trigger for pretty gentle braking so there's just a strobe light distraction in front of you over relatively minor things.

[–] [email protected] 6 points 5 months ago (1 children)

Most modern cars now put the hazards on automatically when the driver brakes hard.

[–] [email protected] 12 points 5 months ago (4 children)

Source? I have never seen a single car that does this.

[–] [email protected] 4 points 5 months ago

First time surprised me my because I didn't know the car had the feature. Slammed the brakes harder than normal and hazards flashed at double time. Driving a 2010 Alfa Romeo 159.

[–] [email protected] 3 points 5 months ago* (last edited 5 months ago)

I have seen several - if you press hard enough to Activate ABS on dry road, you most likely will see the hazard lights on

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[–] [email protected] 15 points 5 months ago (2 children)

Actually, a least some cars (probably more than you think)/have some sort of "emergency" breaking signal, which often result in the usual breaking signal blinking for a while. You need to seriously slam the brakes to see it though. E.g: https://m.youtube.com/watch?v=j_osu1WgGMU

There is also a nice technology connection video talking about braking lights for electric cars and in general, which can be dangerous.

[–] [email protected] 3 points 5 months ago (1 children)

I've seen some people play with the programming of BMWs. I was really impressed with one I saw that had 3 levels of lighting. It didn't affect the actual brake lights but instead utilized the rear fog light. Normal braking was just the normal lights. Moderate braking turned on the rear fog lights. But when he slammed the brakes, the rear fogs flashed.

I was also pissed to be in traffic that allowed for all 3 modes in a few miles.

[–] [email protected] -2 points 5 months ago (1 children)

if you have an adequate following distance you never need to brake hard

[–] [email protected] 3 points 5 months ago* (last edited 5 months ago) (7 children)

That's frequently not the choice of the driver. An adequate follow distance provides a luxurious amount of space for someone to merge into, forcing you to slow to extend the follow distance, which allows more people to merge... etc.

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[–] [email protected] 6 points 5 months ago

I rented an electric car recently (Mach-E) and almost exclusively drove in single-pedal mode.

Thought a lot about this video as I was driving.

[–] [email protected] 4 points 5 months ago

I seem to remember that when BMW first rolled out LED taillights they did something like this — they were brighter when the driver absolutely slammed on the brakes. No idea if that was a concept or in production cars though.

[–] [email protected] 0 points 5 months ago (1 children)

Two colors, amber for slowing, red for hard braking.

[–] [email protected] 3 points 5 months ago

I always figured red and red strobing would make sense, since amber is used for turn signals. Not sure if that would fly for epilepsy and such though, but there are plenty of other bright flashy/flickery lights when driving as it is.

[–] [email protected] 4 points 5 months ago

I reach for the hazard lights any time I'm about to break hard or if someone in front has done something that will make me slow unexpectedly.

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