Yahoo satellite images -> Bing satellite images?

Posted Nov 25, 2010 11:05 UTC (Thu) by cortana (subscriber, #24596)
In reply to: Yahoo satellite images -> Bing satellite images? by cesarb
Parent article: Microsoft helping OpenStreetMap

Maybe it's part of the British heritage of the project. In the UK, "primary routes" are A-roads, which are the trunk roads that pre-dated the creation of the motorway network.