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Robert's OSM Notes

Various notes on aspects of OpenStreetMap and data licensing issues:

Transition from the OS OpenData Licence to the Open Government Licence
Information about the transition from the OS OpenData Licence to the Open Government Licence for OS-derived geodata in the UK.
OS OpenData Licence
A discussion of the OS OpenData Licence and its likely incompatibility with the ODC's Open Database Licence, as used by OpenStreetMap.
Companies' House Free Company Data
Discussion of the issues arising from a lack of a clear licence for this dataset.
OSM Licence change from CC-By-SA to ODbL
Statement on the problems with the way the licence change was handled and the resulting problems for UK mappers.