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<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-US
style='font-size:10.0pt'>Tom Chance wrote:</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>></span></font><span lang=EN-US>Sent: 11 October 2007 11:57 AM</span></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>></span></font><span lang=EN-US>To: talk@openstreetmap.org</span></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>></span></font><span lang=EN-US>Subject: Re: [OSM-talk] Google Maps
comparison</span></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>Hullo,</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>I think the comparison is generally fab, but it does highlight the
pressing</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>need for tools to monitor and roll back changes in the event of
vandalism</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>;)</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>On Thu, 11 Oct 2007 11:20:28 +0100, David Earl
<david@frankieandshadow.com></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>wrote:</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>> Of course the biggest OSM error is that lots of streets are
missing</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>> altogether. Often this is obvious because there's just a
skeleton, but</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>> sometimes people have mapped 2/3 of streets spread evenly in a
village</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>> (i.e. not the west half of the village, say, but an apparently
random</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>> distribution which makes it look plausible).</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>Which is why I like to consistently add one hell of a lot of detail
and</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>spread out slowly :)</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>http://www.openstreetmap.org/?lat=51.46579988676173&lon=-</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>0.07525800476164196&zoom=15&layers=B0T</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>Alternatively, leave an obvious indication of missing data:</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>http://wiki.openstreetmap.org/index.php/Criccieth</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>>It makes picking up where I've left off much easier for someone
else!</span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>I'll second that but with a caveat. While I'm mapping from base I too take
the systematic approach as can be seen here:<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;color:black'><a
href="http://www.openstreetmap.org/?lat=52.54352318881625&lon=-1.8792991130458936&zoom=15&layers=0BF">http://www.openstreetmap.org/?lat=52.54352318881625&lon=-1.8792991130458936&zoom=15&layers=0BF</a>
where there is a clear demarcation of what I have and have not mapped either
side of the <st1:Street w:st="on"><st1:address w:st="on">Kingstanding Road</st1:address></st1:Street>.<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;color:black'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;color:black'>But in contrast if I'm travelling to somewhere
outside of my area I generally have limited time available but still wish to
contribute traces and editing. I'm sure many OSM'ers are the same, our daily
travels are more random, less systematic and certainly not dedicated surveying
trips. Nevertheless they are still valuable in seeding an area and showing
something on the map. This project is a wiki like project, data can be committed
by the many and we do actively encourage that. While it doesn't necessarily produce
a "complete" map (especially without secondary verification) it does produce
something more than was there before and that, I believe, is important
for those areas where there are as yet no local active OSM users.<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;color:black'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;color:black'>Cheers<o:p></o:p></span></font></p>
<p class=MsoPlainText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;color:black'><o:p> </o:p></span></font></p>
<p class=MsoPlainText><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt;color:black'>Andy<o:p></o:p></span></font></p>
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