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\begin{enumerate}  \item Introduction to version control  \begin{itemize}  \item What is the problem? Filesystem full of analysis_01, analysis_02, analysis_03_final, analysis\_01, analysis\_02, analysis\_03\_final,  etc. \item What is the solution? Explain basic idea of version control software  \item Why is it so powerful? Increased reproducibility and collaboration, not only for code but also manuscripts \cite{23448176}  \end{itemize}