test_or_die "generating revision control file list"
popd &>/dev/null
-#perform_revctrl_action_on_file "$tempfile" do_careful_git_update
-perform_revctrl_action_on_file "$tempfile" puff_out_list
+perform_revctrl_action_on_file "$tempfile" do_careful_git_update
test_or_die "puffing out repository at: $tempfile"