[Talk-us-massachusetts] Microsoft Building Outlines

[Greg Troxel]

"Alan & Ruth Bragg" <alan.ruth.bragg at gmail.com> writes:

> Ben Thornton gave a very interesting presentation to 45 attendees at last
> night's maptime meeting in Boston.
> One slide showed by state the number of buildings in OSM versus the number
> in Microsoft building outlines.
> Massachusetts is the only state that has more in OSM than in MS.

Very interesting!

One wonders how the number in OSM and MS compare to the actual number,
and what fraction of the OSM buildings are actual buildings.  (I think
the OSM accuracy is quite high, except that there are some ghost small
buildings, and a few that have been torn down.)