Originally Posted by monster
So, which way is it? I would suggest that "x" should be for transit, and "o" should be for stopover since I believe that is the way it shows up on airline tickets (although I don't have any handy to verify this).
Thanks
monster for pointing this out. Currently in the validator there is no distinction between 'o' & 'x' (they're treated exactly the same - they're ignored!) Unfortunately, I can see that my earlier post carried this lack of distinction over into the explanation where due bad word order I added confusion

. I've now edited my earlier post to clarify this