simplify an environment to a simple command allowing the use of special/shorter aliases within

LaTexEnvironment2CommandParameter

\documentclass[a4paper,DIV=calc,ngerman]{scrartcl}

\usepackage[T1]{fontenc}
\usepackage[latin1]{inputenc}
\usepackage[ngerman]{babel}

\begin{document}

\newcommand{\aufz}[1]{
\makeatletter
	\providecommand{\i}{\item}
\begin{itemize}
#1
\end{itemize}
	%\renewcommand{\i}{} % sauberes undef machen
	\let\i\relax
\makeatother
}

\aufz{
	\item bla
	\item blub
	\i hossa
	\i wtf
}
\verb|\i| wuerde hier nix bewirken.
\i siehste!

\aufz{
	\i foo
	\i fuck
	\i mist
}
\end{document}