Peter Grigg writes: Re. "Dear preventative health wowsers: stop taking the piss" (November 19). Bernard Keane is copping some stick from the preventative health gargoyles. Maybe they have some points but I sure as hell don't want them homogenising life as we know it. Margaret Beavis GP has it all wrong in Friday's comments, when she decries the fact that alcohol is cheaper than bottled water. She has it arse about, it's just criminal that bottled water is more expensive than alcohol.