Marvel wrote:
> Well I have to admit the possibility of being wrong sent me on a mission to 
> find the truth.
> After showing the arigato and arigatou to several locals they all ALL picked 
> the tou as more exact.

Yup, or the more 'correct'.  Thing being that Japanese dun't use
exact/correct Japanese no more than what English do with their language.
So I won't be throwing no stones at peeps who choose to write arigato.

Failing to recognize argatou is a rather different kettle of fish
though.