Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Brian M. Sperlongano
> yes, but motorway is an exception because it is usually defined by signs
> rather than characteristics (e.g. if the signs are missing but it looks and
> feels like, we use motorroad=yes in some countries)


Iknow you said 'usually' but this sounds like a very European perspective
to me.  We have no such distinction in the US. I've learned on this project
to be quite careful about projecting what we think to be a normal structure
onto other locations in the world.  In the US it's a motorway if it's
physically constructed like one, and there's many edge cases that we
scratch our heads on.
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Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Illia Marchenko
But "freeway" is de facto equivalent of motorway, right?

Regards,
Illia.

Brian M. Sperlongano :

>
> yes, but motorway is an exception because it is usually defined by signs
>> rather than characteristics (e.g. if the signs are missing but it looks and
>> feels like, we use motorroad=yes in some countries)
>
>
> Iknow you said 'usually' but this sounds like a very European perspective
> to me.  We have no such distinction in the US. I've learned on this project
> to be quite careful about projecting what we think to be a normal structure
> onto other locations in the world.  In the US it's a motorway if it's
> physically constructed like one, and there's many edge cases that we
> scratch our heads on.
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Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Brian M. Sperlongano
On Thu, Jun 22, 2023, 8:08 AM Illia Marchenko 
wrote:

> But "freeway" is de facto equivalent of motorway, right?
>

Freeway is a colloquial term that's only used in some parts of the country
and only signed as such in some states and often inconsistently. I assure
you that the on the ground situation is far more complicated.
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Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Greg Troxel
"Brian M. Sperlongano"  writes:

> On Thu, Jun 22, 2023, 8:08 AM Illia Marchenko 
> wrote:
>
>> But "freeway" is de facto equivalent of motorway, right?
>>
>
> Freeway is a colloquial term that's only used in some parts of the country
> and only signed as such in some states and often inconsistently. I assure
> you that the on the ground situation is far more complicated.

Agreed.  When someone says that something is a "freeway", there is no
basis to be sure what kind of physical road it is.

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Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Brian M. Sperlongano
In fact, in my little corner of the country, the term we would use for this
is "highway" and in other places "expressway" means the same thing,  which
is hopelessly confusing because these are also OSM keys with different
meanings from the colloquial terminology.


On Thu, Jun 22, 2023, 8:28 AM Greg Troxel  wrote:

> "Brian M. Sperlongano"  writes:
>
> > On Thu, Jun 22, 2023, 8:08 AM Illia Marchenko <
> illiamarchenk...@gmail.com>
> > wrote:
> >
> >> But "freeway" is de facto equivalent of motorway, right?
> >>
> >
> > Freeway is a colloquial term that's only used in some parts of the
> country
> > and only signed as such in some states and often inconsistently. I assure
> > you that the on the ground situation is far more complicated.
>
> Agreed.  When someone says that something is a "freeway", there is no
> basis to be sure what kind of physical road it is.
>
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Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Greg Troxel
Martin Koppenhoefer  writes:

> sent from a phone
>
>> On 21 Jun 2023, at 15:52, Greg Troxel  wrote:
>> 
>> It is absolutely the wrong thing to say that shop=firearms means "a shop
>> that sells whatever the local law means by firearms".   This is a
>> general principle in OSM that we define something and then expect
>> mappers to use the OSM definition, not local language.
>
> I am not sure I can subscribe to this. Generally our tags are used
> when the thing meets the local expectations of “such thing”, e.g. an
> amenity=cafe or amenity=pub in England is probably different from
> places with such a tag in Germany. Or a shop=bakery in England will
> not necessarily sell the same kind of bread than one in France.

Of course it won't have the same kind of bread.  But it will still be a
shop that sells primarily things that have been baked, pastry and bread.

Suppose in some other country, bakery is a term that means a shop that
primarly sells sausages.  We wouldn't say that this should be
amenity=bakery.

I think it is

> There is a point where the differences are so big that we decide to
> introduce a new tag (or subtag), but in a case like the arms shop I
> believe the most likely answer for OpenStreetMap is actually "a shop
> that sells whatever the local law means by firearms",

If we pivot to shop=gun, then we have a broader category, and we don't
need to care about law.

With your definition, a shop in my state that sells rifles only would
not be shop=firearms because under local law "firearm" means "handgun".

Note that it's odd to worry about law, and it's wrong to let that drive
tagging which should be independent of government.  Normally shop=foo
defines a concept and it applies whether or not there are any laws about
foos.

> just like a
> highway=motorway is “a highway that the local law means by motorway”.

I don't think that's true at all.  highway=motorway is a road that

  has multiple lanes
  is limited access
  has not at-grade intersections

with the usual "tiny violation doesn't disqualify" caveats.

The word "motorway" is just not used in the US.  Not by people, not in
law, that I've ever seen.   The formal terms are "limited access
highway", which is close but does not require multiple travel lanes.
And then there is "Interstate highway" which is a route signing thing,
which has associated construction standards.  But something can be an
Interstate without meeting them, very very rarely (I hear this about
Alaska).


The whole point of the map is to be used, and for that to be sane, we
need consistent semantics across all countries.   That means not
aligning to local words exactly, and certainly not to legal definitions,
which are arbitrary and sometimes bizarre.

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Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Mateusz Konieczny via Tagging

Jun 22, 2023, 14:46 by g...@lexort.com:

> Martin Koppenhoefer  writes:
>
>> sent from a phone
>>
>>> On 21 Jun 2023, at 15:52, Greg Troxel  wrote:
>>>
>>> It is absolutely the wrong thing to say that shop=firearms means "a shop
>>> that sells whatever the local law means by firearms".   This is a
>>> general principle in OSM that we define something and then expect
>>> mappers to use the OSM definition, not local language.
>>>
>>
>> I am not sure I can subscribe to this. Generally our tags are used
>> when the thing meets the local expectations of “such thing”, e.g. an
>> amenity=cafe or amenity=pub in England is probably different from
>> places with such a tag in Germany. Or a shop=bakery in England will
>> not necessarily sell the same kind of bread than one in France.
>>
>
> Of course it won't have the same kind of bread.  But it will still be a
> shop that sells primarily things that have been baked, pastry and bread.
>
> Suppose in some other country, bakery is a term that means a shop that
> primarly sells sausages.  We wouldn't say that this should be
> amenity=bakery.
>
And this is not merely theoretical!

word "bar" in Polish does not mean the same as in English and has
much wider meaning range.

See https://en.wikipedia.org/wiki/Bar_mleczny
See https://pl.wikipedia.org/wiki/Bar_(plac%C3%B3wka_gastronomiczna)

Place selling 
https://commons.wikimedia.org/wiki/File:Bar_mleczny_Kalina,_Poznan,_pomidorowka,_watrobka.jpg
as typical thing is not amenity=bar even if it is locally called "bar".

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Re: [Tagging] shop=gun shop=guns shop=weapons shop=firearms

2023-06-22 Thread Mateusz Konieczny via Tagging
Jun 21, 2023, 15:51 by g...@lexort.com:

> It is absolutely the wrong thing to say that shop=firearms means "a shop
> that sells whatever the local law means by firearms".   This is a
> general principle in OSM that we define something and then expect
> mappers to use the OSM definition, not local language.
>
Though if some specific term is primarily legal term and has crazy
definitions varying across world - then using a different term is a better idea,
if such term is available and is less confusing.

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