+ local help="Usage: ex [--help] FILE...
+Extract many types of files
+
+Based on their extensions,
+7z bz2 deb gz iso dsc rar rpm tar xz zip sfs & some combinations.
+See source for exact file extensions.
+Note: apt-get install dtrx will do the same for
+most of these types, plus some more, I'm going
+to try it out sometime."
+