"You might be thinking that you can use some trick (referencing the GAC library instead of the compiler reference or using reflection to get to private APIs, or

"You might be thinking that you can use some trick (referencing the GAC library instead of the compiler reference or using reflection to get to private APIs, or P/Invoking into Win32). But all of those uses will be caught by AppStore review application" I'm curious to know, how will the review application be able to catch your use of the private API through reflection? It seems like a pretty hard problem that could be a big security risk if done incorrectly.