Most of this post is in response to Mary Jo Foley's recent article Microsoft to Developers: .NET Support Isn't Going Away. In particular the following statement: "The not-so-secret fact is most of the Windows Store apps that have been built to date were built with C#."I spoke with Paul Gusmorino at the Build Conference this year. He is the principal program manager for both WinJS and XAML. He was with one of the developers who built the new mail application in Windows 8, but I can't remember his ......