Once upon a time there were icons to indicate a public method
Now the question is — what is the XNA Framework?
The XNA Framework is a set of managed code (i.e. .NET) development libraries that increase productivity game developers for of Windows and Xbox 360.
In case you’re curious, XNA is not an acronym; but thus far, I wasn’t able to discover where the name came from…
If you’re interested to learn more about the XNA Framework, visit XNA FAQ at http://msdn2.microsoft.com/en-us/xna/aa937793.aspx.