They seem to be cooperating with Xamarin, to some extent: "To further support cross-platform mobile development with .NET, as part of their strategic partnersh

They seem to be cooperating with Xamarin, to some extent: "To further support cross-platform mobile development with .NET, as part of their strategic partnership, Microsoft and Xamarin announced a new streamlined experience for installing Xamarin from Visual Studio, as well as announced the addition of Visual Studio support to its free offering Xamarin Starter Edition — available later in the year." http://news.microsoft.com/2014/11/12/microsoft-takes-net-open-source-and-cross-platform-adds-new-development-capabilities-with-visual-studio-2015-net-2015-and-visual-studio-online/ http://news.microsoft.com/2014/11/12/microsoft-takes-net-ope...