In my natural parsing, if you are enumerating things, once I hit the "and" then I know you have moved on to the next item. So, for me it is not needed - but tha

In my natural parsing, if you are enumerating things, once I hit the "and" then I know you have moved on to the next item. So, for me it is not needed - but that may be "British laxness" [1]. [1] http://en.wikipedia.org/wiki/Eats,_Shoots_%26_Leaves#Criticism http://en.wikipedia.org/wiki/Eats,_Shoots_%26_Leaves#Critici...