How is that a reasonable conclusion? Microsoft has a new CEO. It's an unpredictable situation where anything could happen. Betting your business on perceived, not even openly stated, marketing suggestions at this time seems overly risky.
So baking in Xamarin as a compile target in Visual Studio. Conciously changing their licensing terms of various BCL NuGet packages to allow their unrestricted use on Xamarin/Mono platforms... yeah, there's clearly no hints at all as to what they're up to.
