Offensive ummmmm......maybe to Christians or Christianity! Yes he can be like a non- return valve. But as Donovan has said, he is just exercising his right of free speech! This is not to say that his comments have not struck me as rude, but he has just as much right to agree or disagree as we do. Just think sometimes he should think about what and how he writes !!! ;)
But that could be true of us all ;)