The Paranoid Consumer

Every time I buy a roll of 100 stamps, I notice that the barrel is glued in such a way that it does not peel open easily. In fact, I have never been able to unseal it without ruining at least one stamp. For years, I have assumed it was my fault. But today I began to wonder. Why is the roll glued so unnecessarily firm? Am I the only one who ruins a stamp with each roll purchased? Or is possible the Post Office Department has designed this product in such a way that every consumer must sacrifice one 49 cent stamp to access the entire roll? Now let's see, with a million rolls purchased that would come to.....