This post is just pure ignorance of what dd is about. Try messing around with operative systems and not just being the cool guy with a terminal and you'll see that dd is useful.
dd is pretty standard if you know it. Just because it isn't a standard to you, doesn't mean it isn't for everyone.
There are a lot of commands I don't use regularly that I saw once, which appeared strange to me. There were different way to do what tey did. Yet I didn't feel compelled to write a salty blog post about it.