Azure. Microsoft revolves around Azure these days, if they can provide a better dev experience that leads to more people using Azure they're happy to spend money on it.
Not just Azure, cloud. Office can be extended with .NET. And Office is now Office 365.
Plus, Microsoft wants to get back in the game on mobile, so they need at least a platform, if not an OS. If they can put .NET reliably on top of Linux, Android, iOS, they can probably find ways to monetize that.
Plus, Microsoft wants to get back in the game on mobile, so they need at least a platform, if not an OS. If they can put .NET reliably on top of Linux, Android, iOS, they can probably find ways to monetize that.