-yell "DEBUG:opVerbose...........:$opVerbose";
-yell "DEBUG:pathDirOut1.........:$pathDirOut1";
-yell "DEBUG:pathFileOut1........:$pathFileOut1";
-yell "DEBUG:pathDirIn1..........:$pathDirIn1";
-yell "DEBUG:pathFileIn1.........:$pathFileIn1";
-yell "DEBUG:opFileOut1_overwrite:$opFileOut1_overwrite";
+yell "DEBUG:opVerbose...........:${opVerbose:-<unset>}";
+yell "DEBUG:pathDirOut1.........:${pathDirOut1:-<unset>}";
+yell "DEBUG:pathFileOut1........:${pathFileOut1:-<unset>}";
+yell "DEBUG:pathDirIn1..........:${pathDirIn1:-<unset>}";
+yell "DEBUG:pathFileIn1.........:${pathFileIn1:-<unset>}";
+yell "DEBUG:opFileOut1_overwrite:${opFileOut1_overwrite:-<unset>}";
+yell "DEBUG:arrayPosArgs........:$(if [[ -v arrayPosArgs ]]; then declare -p arrayPosArgs; else printf "<unset>"; fi )";
+#yell "DEBUG:arrayPosArgs........:${arrayPosArgs[*]}";