Here is a link about TFS use inside Microsoft: http://blogs.msdn.com/b/visualstudioalm/archive/2013/08/20/tfs-internal-usage-statistics-1st-half-cy-2013.aspx ht

Here is a link about TFS use inside Microsoft: http://blogs.msdn.com/b/visualstudioalm/archive/2013/08/20/tfs-internal-usage-statistics-1st-half-cy-2013.aspx http://blogs.msdn.com/b/visualstudioalm/archive/2013/08/20/t... Apparently they use several large TFS instances.