With an article like this, it is expected that most people with respond with comments suggesting carrying a gun. The reality is that there are many psychological, emotional, and legal factors involved with the taking of a human life-for any reason. Marksmanship and tactical mall ninja is the least concern. Some people just don't want to deal with everything that comes with killing a person, so they don't carry a gun. For these people, less than lethal is the only alternative. Just because yo have a right to bear arms, doesn't/shouldn't mean you have to.