[OSM-talk] Old GPS data

[Maarten Deen]

John Smith wrote:
>
> --- On Tue, 28/7/09, Maarten Deen <mdeen at xs4all.nl> wrote:
>
>> But there is no way to determine if a particular GPS track
>> is outdated. Sure,
>> you can look at the map and say "I don't see a physical
>> road for this track",
>> but how would you identify GPS points of a track that is
>> invalid? Especialy
>> for the anonymous tracks?
>
> date they were added to the system?

That is not indicative. A road could remain unchanged for the last 100 years
or could have been demolished last year. What would be the expiration time of
a track? And would you be prepared to lose correct GPS data to do this?

Regards,
Maarten