[OSM-talk] New proposal: Bad data

[Jukka Rahkonen]

Martin Koppenhoefer <dieterdreist <at> gmail.com> writes:

> >> could we simply extend source=survey with a year
> >> and source=landsat similarly?
> >>
> >> source=survey09
> >> source=landsat_trace09
> >> source=yahoo_trace08
> >
> > That sounds like a good plan.
> 
> you can easily get this information by looking at the history (or even
> render a custom map to display the age), but feel free to add it 

Are history data very reliable to be used that way?  For example splitting a way
for some technical reason does not necessarily mean that the whole way was
surveyd again.