i put the main post of this in my blog but thought a pointer to it from the forum would gather a wider audience.

So what would you regard as sensibly!?

Ahh. I read your blog now.  I get ya !

I think it's a great tool, with limitations as you have illustrated if you're looking for a mythical 'fool-proof' opening.

It's fun to use for getting information on a specific opponent though and freaking them out with stats about their habits during openings.