The dollar figures for "R&D" are really deceiving. Don't forget the "D" stand for development. For a company the size of Microsoft, who has 130k employees, it'

The dollar figures for "R&D" are really deceiving. Don't forget the "D" stand for development. For a company the size of Microsoft, who has 130k employees, it's not unrealistic to imagine 40k employees are developers and/or product management. At an average fully loaded cost of $150k per developer x 40k developers = $6 Billion. So all the cost to just maintain their EXISTING product set, in this illustration, might be $6B ... none of which is "research"