Comment by ofrzeta

> (I am generally taking it a little bit personally when the author directly addresses me and tells me what I am probably thinking or doing.)

I think it's a canonical way to generalize the audience as in "99 percent of the time when cracking passwords, one will be staring at a black terminal filled with white text" just as in the German "man". So with that in mind maybe you no longer have a reason to be offended :)