[Tagging] maxspeed:type vs source:maxspeed // StreetComplete

Paul Johnson baloo at ursamundi.org
Wed Sep 19 12:20:54 UTC 2018

On Wed, Sep 19, 2018 at 7:18 AM Greg Troxel <gdt at lexort.com> wrote:

> Philip Barnes <phil at trigpoint.me.uk> writes:
> > And if the default actually applies, or has it been overriden by local
> signage.
> >
> > I am not convinced that a default limit helps, if no speed limit has
> been surveyed I would prefer that box not to be displayed in my app.
> > a. It will not give me wrong and possibly costly information.
> > b. It makes it obvious that I should survey and map the limit.
> >
> > Phil (trigpoint)
> Seconded.  It's actively harmful to display an incorrect limit.
> Defaults will inevitably lead to it

In practice, this tends to be easy to weed out, as exceptions aren't common
(in an overall view of centerline road miles) and quickly dispatched in a
short series of surveys or even by armchair if there's OpenStreetCam,
Mapillary or Bing Streetside imagery available.
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