This is impressive in general, but particularly so in light of where they came from: http://www.zdnet.com/article/microsofts-900-million-surface-rt-write-down-h

This is impressive in general, but particularly so in light of where they came from: http://www.zdnet.com/article/microsofts-900-million-surface-rt-write-down-how-did-this-happen/ http://www.zdnet.com/article/microsofts-900-million-surface-...