John McKerrell
Using Crowd Sourced Data in a Commercial
Mapping API
Multimap.com

Sources
Geonames

Wikipedia

Wikipedia - Implementation
Taking complete dataset and parsing it
Hosted by Multimap
Updated on a regular basis
Also available on maps.live.com

Wikipedia - Issues
Hard to parse
Special syntax required, people often get it wrong
Some people try to do new non-standard things

Wikipedia - Positives
People were really nice
Email got a quick response and initiated a phone
conversation
Aided us in meeting the terms of our license
Weren’t pushy about donating to the foundation

Flickr

Flickr - Implementation
Not released
Wrap calls to their API in our own search API
Was developed over a year ago as