this post was submitted on 22 Feb 2024
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micromobility - Ebikes, scooters, longboards: Whatever floats your goat, this is micromobility

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Ebikes, bicycles, scooters, skateboards, longboards, eboards, motorcycles, skates, unicycles: Whatever floats your goat, this is all things micromobility!

"Transportation using lightweight vehicles such as bicycles or scooters, especially electric ones that may be borrowed as part of a self-service rental program in which people rent vehicles for short-term use within a town or city.

micromobility is seen as a potential solution to moving people more efficiently around cities"

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It's a little sad that we need to actually say this, but:

Don't be an asshole or you will be permanently banned.

Respectful debate is totally OK, criticizing a product is fine, but being verbally abusive will not be tolerated.

Focus on discussing the idea, not attacking the person.

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EDIT: Don't bother reporting people criticizing others for not wearing a helmet. It's not victim blaming, just like criticizing someone for not wearing a seatbelt isn't victim blaming.

Wear your helmets people: Of course nobody deserves to get hit by a car but the reality is people are getting hit by cars.

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[–] [email protected] 0 points 9 months ago (3 children)

Study limitations include lack of detailed clinical information with each report.

The reporting of ebike news articles should always be treated with a healthy grain of salt, for there is a lot of implicit bias that slips in. Even this fairly tame headline by NPR is falling into the trap, teetering on the suggestion that helmets are the sole preventative measure for avoiding head injuries.

The study -- not very long to read; mostly has tables of data -- details the rate of injuries observed in emergency rooms between 2017 and 2022, showing some monumental increases in that time period, split out by age, sex, hospital type, injury type, and helmet use.

What's not here -- as the study admits -- is the nature of the collision, which is rather important because grievous head injuries involve an impact with someone or something else. There is a substantial difference in how public policy would address head injuries involving: 1) solo bicyclist rider error, 2) stationary motor vehicles, 3) moving motor vehicles, 4) pedestrians, 5) collision with other bicyclists, or 6) stationary object collisions.

At best, this study tells us that bicycle collisions are up, but not the flip side: are pedestrian collisions up? Motor vehicle collisions up? More collisions with stationary objects? We simply don't know.

And in the absence of data collection to even attempt to answer that question, the wrong conclusion is drawn: that ebikes are inherently more dangerous, which draws further legislative action by confused towns and cities, which eventually prove futile because they're not following any data.

There is reason to believe that these increasing rates of collisions are due in part to popularity of ebikes -- as the NPR as article mentions -- but in larger part by motor vehicles.

A Google Search for "ebike collision causes" sadly turns up mostly ads for lawyers, but I did find this 2017 study of Corvallis, OR data on all bicyclist collisions. Table 2 shows that the top cause is "motorist fails to yield while turning" at 42%. This study notes that their data did not identify ebike vs acoustic bike, but it's hard to see how that would make a difference if it's an error by the motor vehicle driver.

Going down that table, the non-zero collisions attributable to bicyclist behavior are: running red lights, going the wrong way, not yielding while turning, no lights, darting into the road, lane changes, and intoxication. None of those, except maybe that an ebike can dart into the road quicker, are substantially amplified by an ebike.

IMO, the trend of increasing head injuries is from: 1) motor vehicle collisions where the auto driver is at fault, and 2) insufficient infrastructure to separate bicyclists from pedestrians. Proper infra means bikes are protected from cars, and from pedestrians.

[–] [email protected] 0 points 9 months ago (1 children)

that is incorrect analisys. Ebikes are typically faster and that is a factor in head injuries. Bike helmets do little in car crashes, but they are very good when you fall.

[–] [email protected] 0 points 9 months ago (1 children)

Speed does not -- in and of itself -- somehow create more collisions. What makes a collision is a difference of relative speed.

There is a substantial difference in how public policy would address head injuries involving: 1) solo bicyclist rider error, 2) stationary motor vehicles, 3) moving motor vehicles, 4) pedestrians, 5) collision with other bicyclists, or 6) stationary object collisions.

From my list earlier, absolute speed would tend to exacerbate scenarios 1, 2, 4, and 6. But would make little difference to scenario 3, and scenario 5 would depend on the speeds of other bicyclists. My analysis points out that if scenario 3 is what has been drastically increasing in the past decade -- which is corroborated by the Oregon study linked earlier -- then no, speed is pretty much irrelevant. Being struck by a motor vehicle driver making a turn is going to be bad, no matter what speed the bicycle, ebike, or motorcycle was going.

What I cannot show -- nor can anyone show otherwise -- is the prevalence of those scenarios in proportion to overall collisions. We simply have insufficient data, which should be a call to action for better information from collision investigations.

[–] [email protected] 0 points 9 months ago (1 children)

But again, just because helmets are not useful in one situation does not mean that they are worthless in all. They are very helpful in a subset of situations and should be worn for those situations.

[–] [email protected] 0 points 9 months ago

does not mean that they are worthless

Who was arguing that helmets are worthless? I don't see that thread.

[–] [email protected] 0 points 9 months ago* (last edited 9 months ago)

Additionally with ebikes being so popular, more time on bikes with more people on bikes equals an increase in opportunities for accidents. Not to mention increase range for many people therefore more likely to find people bicycling where they were less likely to be before.

[–] [email protected] 0 points 9 months ago (3 children)

While I love the use of acoustic to describe non-powered bicycles, does no-one but me just call them pushbikes?

[–] [email protected] 0 points 9 months ago

Here in California, if you said pushbike, this is what many people might envision: a two-wheel craft with a floorboard like a scooter, and the handlebars and wheels of a bicycle, but with no gears or chains.

But pedalbike here would indeed refer to a bicycle, albeit maybe with a connotation of a child's bicycle.

[–] [email protected] 0 points 9 months ago (1 children)

Not in the US wr don't. Pushbike is weird to me anyway, it sounds like it should be used for a bike without pedals. And also we already have a word for a non-powered bicycle. It's bicycle.

[–] [email protected] 0 points 9 months ago* (last edited 9 months ago)

Except people will bend over backwards to put a word in front of bicycle to denote that it is not electric

lemmy.ca/post/11038826

[–] [email protected] 0 points 9 months ago (1 children)

I never heard the term pushbike until I moved to the UK.

[–] [email protected] 0 points 9 months ago

Crikey, you've discovered my Aussie identity