\large \noindent {\bf Non problem: }
\begin{myList}
\item duplication
\end{myList}
\noindent {\bf Real problems:}
\begin{myList}
\item architectural mismatch: {\normalsize translations, wrappers, conflicting controls}
\item additional code complexity {\normalsize no external added value}
\item poor performance {\normalsize , additional resource usage}
\end{myList}