The map database also has some really well thought out licensing behind it to prevent vendors from taking the data, adding one or two gps points, and then keepi

The map database also has some really well thought out licensing behind it to prevent vendors from taking the data, adding one or two gps points, and then keeping things proprietary. I believe OSM had the license custom-made because source code licenses didn't translate to databases, so you may need to do some extra reading.