Yeah, everyone has the prerogative to set their own preferences.
Actually the line:

could be just remarked out as the default is the ARROW anyway. I found it in the script and changed it but was really wondering what the supported properties (and terminology)were (was).

Through a bit of trial and error it would seem that perhaps the first 16 values are valid.
Give a man a fish and he will be back for more. Slap him with a fish and he will go away forever.