<div dir="ltr"><div>I agree that having some sort of "shadow database" or annotation layer, with private information attached to OSM would be a good idea. You also have to consider why it hasn't been created already. I've run a similar building-centric system on <a href="http://MajuroJS.org">http://MajuroJS.org</a> for a couple of years.<br></div><div><br>I suspect that if you used it in the field, this kind of database would struggle with (a) admins not knowing whether to create and update buildings on OSM or on the internal side, (b) not knowing how to cope with an OSM feature being deleted and redrawn, (c) convincing people to support many private data-layers when a free one is still accessible.<br> </div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Feb 18, 2015 at 6:06 PM, Bryce Nesbitt <span dir="ltr"><<a href="mailto:bryce2@obviously.com" target="_blank">bryce2@obviously.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra">There are a lot of offending tags: chicken count is high on my list.</div><div class="gmail_extra"><br></div><div class="gmail_extra">And the toilets: private toilets don't belong, unless the owners of the hut really intend to invite hikers in.</div><div class="gmail_extra">This seems to be a common theme among developing country / HOT mappers to catalog and map</div><div class="gmail_extra">the contents of non-public buildings.</div><div class="gmail_extra"><br></div><div class="gmail_extra"><br></div><div class="gmail_extra">--<br></div><div class="gmail_extra">This appears to be hand collected data, uploaded for storage on OSM in multiple changesets.</div><div class="gmail_extra"><br></div><div class="gmail_extra">Now an excellent open source project would be a <b>shadow database</b> for things like this. Let the organization (e.g. the Red Cross chapter) collect data using OSM tools, and reference that data to OSM primary keys, but keep the private data separate and private.</div></div>
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