This year Big Brother rolled out its uber-trashy all-seeing televisual eyes amidst a welter of warnings - 'kiss goodbye to your summer' cried everyone from Heat magazine to BB's own increasingly cartoonish Davina McCall. There's a grain of truth in that, at least for those of us who can't be bothered putting up an impenetrable, culturally cool acceptable front... in fact half of us round these parts of the office are already discussing Shahbaz every morning, like the bunch of gossiping old fishwives we really are. The real-time nature of BB, and the fact that it generates those 'water-cooler' conversations…