In reply to gdnknf:
I've just had one of those moments. You know the one, When you see a gap in the market for something.
So I'm now off to produce a climbing gear top trumps pack of cards.
The rain comes in and you are stuck waiting for it to clear, so out comes the top trumps cards. You are in the bothy it's a quiet night just the two of you and a bottle of rum, out comes the top trumps cards.
Who'd buy em?