Comments aren't necessary for a blog. Most people who are trying to make money allow comments because the same people hit the blog over and over when they're b

Comments aren't necessary for a blog. Most people who are trying to make money allow comments because the same people hit the blog over and over when they're bored at work. Pageviews = money. But comments are a double-edged sword, too. You have to police them or the trolls and stormfront types will chase all the normal people away. So it takes time you could have spent writing.