Careful what photos you tweet--and where you were when you snapped the shot. There's another site designed to warn you against the hazards of over-sharing. This time it's not related to active location-sharing, but instead accidental. The meta-data stored in your photos may be giving away where you live.
Mobile application users love maps, and developers have many API choices to add mapping features to their apps. If you want to add navigation, location based features, route planning or other mapping related features to apps, here's a list of popular APIs from ProgrammableWeb.