Microsoft's primary business is software running on Microsoft platforms. In the past that was Windows, nowadays it's also Azure. That famous "developers develo

Microsoft's primary business is software running on Microsoft platforms. In the past that was Windows, nowadays it's also Azure. That famous "developers developers developers" video with Steve Ballmer was a prime example of that corporate ethos. For most other giant companies in tech, either the primary business is selling a product (and killing competitors) or giving products away as loss leaders and making bank on advertisement