From their FAQ, it says that chocolatey is "CLI focused". So, "C:\chocolatey" makes sense. Paths with space are definitely less CLI-friendly than those without.
C:\Users\andrewj\Desktop>type test.cs
public static class Test {
public static void Main(string[] args) {
foreach (string arg in args) {
System.Console.WriteLine(arg);
}
}
}
C:\Users\andrewj\Desktop>csc test.cs
C:\Users\andrewj\Desktop>test.exe a b "C:\Program Files (x86)" d e
a
b
C:\Program Files (x86)
d
e
Class Test Public Shared Sub Main() Console.WriteLine("GetCommandLineArgs: {0}", String.Join(", ", Environment.GetCommandLineArgs())) End Sub End Class