Mostly out of curiosity, I started programming a small \"Metro Style\" project in Visual Studio 2011, the one that was released in Windows Developer Preview. It combines XAML fo
For "printf debugging", I suggest that you use Debug.WriteLine and/or Trace.WriteLine methods from System.Diagnostics namespace. They print to the debugger output window - in VS Express that comes in Developer Preview, you'll need to enable that first (Debug -> Windows -> Output).
For Thread.Sleep, can you clarify the specific scenario for which you believe it to be needed?