I don't object at all to language changing. But I think 'poo' is a change for the worse. It implies that our (and our dogs') bodily functions can only be referred to using childish euphemisms.

I expect Jon will respond in due course, but only of course when he can snatch a moment from his obviously frantic schedule. Glad they're keeping you busy, Jon!

Right, now I can go back to daytime TV....