https://conceptdev.blogspot.com/2008/08/silverlightearth-gets-openstreetview.html
ConceptDev (Craig Dunn's blog): SilverlightEarth gets OpenStreetView, Hotmap layers
SilverlightEarth.com now has some additional map tile layers to view: Open Street Map road tiles Microsoft Research 'hotmap' "popularity"...
s blogcraigdunngetslayers