well some people might get offended over a personal comment and some might not, and it's a fine line to tread whether on AB or elsewhere. We have seen cyber bullying in action, some poor souls have taken their own life, perhaps it was the straw that broke the camels back. Having a debate, questioning one's ideas is part of life, however if i said i don't like something say marmite, why should one go into the ins and outs of why, its a small example, i am sure i could think of others.